20123009764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{911}}^1$

素因数の和:1058

約数の個数: 144

約数和(自身を含む): 43889336064

約数和(自身を除く): 23766326300

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 73, 92, 143, 146, 253, 286, 292, 299, 506, 529, 572, 598, 803, 911, 949, 1012, 1058, 1196, 1606, 1679, 1822, 1898, 2116, 3212, 3289, 3358, 3644, 3796, 5819, 6578, 6716, 6877, 10021, 10439, 11638, 11843, 13156, 13754, 18469, 20042, 20878, 20953, 21827, 23276, 23686, 27508, 36938, 38617, 40084, 41756, 41906, 43654, 47372, 66503, 73876, 75647, 77234, 83812, 87308, 130273, 133006, 151294, 154468, 230483, 240097, 260546, 266012, 272389, 302588, 424787, 460966, 480194, 481919, 502021, 521092, 544778, 731533, 849574, 864539, 921932, 960388, 963838, 1004042, 1089556, 1463066, 1529569, 1699148, 1729078, 1927676, 2008084, 2926132, 2996279, 3059138, 3458156, 5301109, 5522231, 5992558, 6118276, 6264947, 9509929, 10602218, 11044462, 11985116, 12529894, 16825259, 19019858, 19884397, 21204436, 22088924, 25059788, 33650518, 35180087, 38039716, 39768794, 67301036, 68914417, 70360174, 79537588, 137828834, 140720348, 218728367, 275657668, 386980957, 437456734, 457341131, 773961914, 874913468, 914682262, 1547923828, 1829364524, 5030752441, 10061504882, 20123009764]

約数ペア:

[(1, 20123009764), (2, 10061504882), (4, 5030752441), (11, 1829364524), (13, 1547923828), (22, 914682262), (23, 874913468), (26, 773961914), (44, 457341131), (46, 437456734), (52, 386980957), (73, 275657668), (92, 218728367), (143, 140720348), (146, 137828834), (253, 79537588), (286, 70360174), (292, 68914417), (299, 67301036), (506, 39768794), (529, 38039716), (572, 35180087), (598, 33650518), (803, 25059788), (911, 22088924), (949, 21204436), (1012, 19884397), (1058, 19019858), (1196, 16825259), (1606, 12529894), (1679, 11985116), (1822, 11044462), (1898, 10602218), (2116, 9509929), (3212, 6264947), (3289, 6118276), (3358, 5992558), (3644, 5522231), (3796, 5301109), (5819, 3458156), (6578, 3059138), (6716, 2996279), (6877, 2926132), (10021, 2008084), (10439, 1927676), (11638, 1729078), (11843, 1699148), (13156, 1529569), (13754, 1463066), (18469, 1089556), (20042, 1004042), (20878, 963838), (20953, 960388), (21827, 921932), (23276, 864539), (23686, 849574), (27508, 731533), (36938, 544778), (38617, 521092), (40084, 502021), (41756, 481919), (41906, 480194), (43654, 460966), (47372, 424787), (66503, 302588), (73876, 272389), (75647, 266012), (77234, 260546), (83812, 240097), (87308, 230483), (130273, 154468), (133006, 151294)]