20164874548

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{7321}}^1$

素因数の和:7422

約数の個数: 144

約数和(自身を含む): 47117597184

約数和(自身を除く): 26952722636

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 47, 49, 52, 91, 92, 94, 98, 161, 182, 188, 196, 299, 322, 329, 364, 598, 611, 637, 644, 658, 1081, 1127, 1196, 1222, 1274, 1316, 2093, 2162, 2254, 2303, 2444, 2548, 4186, 4277, 4324, 4508, 4606, 7321, 7567, 8372, 8554, 9212, 14053, 14642, 14651, 15134, 17108, 28106, 29284, 29302, 29939, 30268, 51247, 52969, 56212, 58604, 59878, 95173, 98371, 102494, 105938, 119756, 168383, 190346, 196742, 204988, 211876, 336766, 344087, 358729, 380692, 393484, 666211, 673532, 688174, 688597, 717458, 1178681, 1332422, 1376348, 1377194, 1434916, 2188979, 2357362, 2408609, 2664844, 2754388, 4377958, 4473131, 4663477, 4714724, 4817218, 7914001, 8250767, 8755916, 8946262, 9326954, 9634436, 15322853, 15828002, 16501534, 16860263, 17892524, 18653908, 30645706, 31311917, 31656004, 33003068, 33720526, 55398007, 61291412, 62623834, 67441052, 102882013, 107259971, 110796014, 125247668, 205764026, 214519942, 219183419, 221592028, 387786049, 411528052, 429039884, 438366838, 720174091, 775572098, 876733676, 1440348182, 1551144196, 2880696364, 5041218637, 10082437274, 20164874548]

約数ペア:

[(1, 20164874548), (2, 10082437274), (4, 5041218637), (7, 2880696364), (13, 1551144196), (14, 1440348182), (23, 876733676), (26, 775572098), (28, 720174091), (46, 438366838), (47, 429039884), (49, 411528052), (52, 387786049), (91, 221592028), (92, 219183419), (94, 214519942), (98, 205764026), (161, 125247668), (182, 110796014), (188, 107259971), (196, 102882013), (299, 67441052), (322, 62623834), (329, 61291412), (364, 55398007), (598, 33720526), (611, 33003068), (637, 31656004), (644, 31311917), (658, 30645706), (1081, 18653908), (1127, 17892524), (1196, 16860263), (1222, 16501534), (1274, 15828002), (1316, 15322853), (2093, 9634436), (2162, 9326954), (2254, 8946262), (2303, 8755916), (2444, 8250767), (2548, 7914001), (4186, 4817218), (4277, 4714724), (4324, 4663477), (4508, 4473131), (4606, 4377958), (7321, 2754388), (7567, 2664844), (8372, 2408609), (8554, 2357362), (9212, 2188979), (14053, 1434916), (14642, 1377194), (14651, 1376348), (15134, 1332422), (17108, 1178681), (28106, 717458), (29284, 688597), (29302, 688174), (29939, 673532), (30268, 666211), (51247, 393484), (52969, 380692), (56212, 358729), (58604, 344087), (59878, 336766), (95173, 211876), (98371, 204988), (102494, 196742), (105938, 190346), (119756, 168383)]