20154548744

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{563}}^1\times {\mathrm{769}}^1$

素因数の和:1395

約数の個数: 96

約数和(自身を含む): 43228231200

約数和(自身を除く): 23073682456

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 529, 563, 769, 1012, 1058, 1126, 1538, 2024, 2116, 2252, 3076, 4232, 4504, 5819, 6152, 6193, 8459, 11638, 12386, 12949, 16918, 17687, 23276, 24772, 25898, 33836, 35374, 46552, 49544, 51796, 67672, 70748, 103592, 141496, 142439, 194557, 284878, 297827, 389114, 406801, 432947, 569756, 595654, 778228, 813602, 865894, 1139512, 1191308, 1556456, 1627204, 1731788, 2382616, 3254408, 3276097, 3463576, 4474811, 4762417, 6552194, 8949622, 9524834, 9957781, 13104388, 17899244, 19049668, 19915562, 26208776, 35798488, 38099336, 39831124, 79662248, 109535591, 219071182, 229028963, 438142364, 458057926, 876284728, 916115852, 1832231704, 2519318593, 5038637186, 10077274372, 20154548744]

約数ペア:

[(1, 20154548744), (2, 10077274372), (4, 5038637186), (8, 2519318593), (11, 1832231704), (22, 916115852), (23, 876284728), (44, 458057926), (46, 438142364), (88, 229028963), (92, 219071182), (184, 109535591), (253, 79662248), (506, 39831124), (529, 38099336), (563, 35798488), (769, 26208776), (1012, 19915562), (1058, 19049668), (1126, 17899244), (1538, 13104388), (2024, 9957781), (2116, 9524834), (2252, 8949622), (3076, 6552194), (4232, 4762417), (4504, 4474811), (5819, 3463576), (6152, 3276097), (6193, 3254408), (8459, 2382616), (11638, 1731788), (12386, 1627204), (12949, 1556456), (16918, 1191308), (17687, 1139512), (23276, 865894), (24772, 813602), (25898, 778228), (33836, 595654), (35374, 569756), (46552, 432947), (49544, 406801), (51796, 389114), (67672, 297827), (70748, 284878), (103592, 194557), (141496, 142439)]