20256907944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{403267}}^1$

素因数の和:403319

約数の個数: 128

約数和(自身を含む): 65039063040

約数和(自身を除く): 44782155096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 23, 24, 26, 28, 39, 42, 46, 52, 56, 69, 78, 84, 91, 92, 104, 138, 156, 161, 168, 182, 184, 273, 276, 299, 312, 322, 364, 483, 546, 552, 598, 644, 728, 897, 966, 1092, 1196, 1288, 1794, 1932, 2093, 2184, 2392, 3588, 3864, 4186, 6279, 7176, 8372, 12558, 16744, 25116, 50232, 403267, 806534, 1209801, 1613068, 2419602, 2822869, 3226136, 4839204, 5242471, 5645738, 8468607, 9275141, 9678408, 10484942, 11291476, 15727413, 16937214, 18550282, 20969884, 22582952, 27825423, 31454826, 33874428, 36697297, 37100564, 41939768, 55650846, 62909652, 64925987, 67748856, 73394594, 74201128, 110091891, 111301692, 120576833, 125819304, 129851974, 146789188, 194777961, 220183782, 222603384, 241153666, 259703948, 293578376, 361730499, 389555922, 440367564, 482307332, 519407896, 723460998, 779111844, 844037831, 880735128, 964614664, 1446921996, 1558223688, 1688075662, 2532113493, 2893843992, 3376151324, 5064226986, 6752302648, 10128453972, 20256907944]

約数ペア:

[(1, 20256907944), (2, 10128453972), (3, 6752302648), (4, 5064226986), (6, 3376151324), (7, 2893843992), (8, 2532113493), (12, 1688075662), (13, 1558223688), (14, 1446921996), (21, 964614664), (23, 880735128), (24, 844037831), (26, 779111844), (28, 723460998), (39, 519407896), (42, 482307332), (46, 440367564), (52, 389555922), (56, 361730499), (69, 293578376), (78, 259703948), (84, 241153666), (91, 222603384), (92, 220183782), (104, 194777961), (138, 146789188), (156, 129851974), (161, 125819304), (168, 120576833), (182, 111301692), (184, 110091891), (273, 74201128), (276, 73394594), (299, 67748856), (312, 64925987), (322, 62909652), (364, 55650846), (483, 41939768), (546, 37100564), (552, 36697297), (598, 33874428), (644, 31454826), (728, 27825423), (897, 22582952), (966, 20969884), (1092, 18550282), (1196, 16937214), (1288, 15727413), (1794, 11291476), (1932, 10484942), (2093, 9678408), (2184, 9275141), (2392, 8468607), (3588, 5645738), (3864, 5242471), (4186, 4839204), (6279, 3226136), (7176, 2822869), (8372, 2419602), (12558, 1613068), (16744, 1209801), (25116, 806534), (50232, 403267)]