20177767588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{811}}^1$

素因数の和:1153

約数の個数: 96

約数和(自身を含む): 40309291008

約数和(自身を除く): 20131523420

約数列:

[1, 2, 4, 11, 22, 44, 47, 53, 94, 106, 188, 212, 227, 454, 517, 583, 811, 908, 1034, 1166, 1622, 2068, 2332, 2491, 2497, 3244, 4982, 4994, 8921, 9964, 9988, 10669, 12031, 17842, 21338, 24062, 27401, 35684, 38117, 42676, 42983, 48124, 54802, 76234, 85966, 109604, 117359, 132341, 152468, 171932, 184097, 234718, 264682, 368194, 419287, 469436, 472813, 529364, 565457, 736388, 838574, 945626, 1130914, 1677148, 1891252, 2020201, 2025067, 2261828, 4040402, 4050134, 6220027, 8080804, 8100268, 8652559, 9757141, 12440054, 17305118, 19514282, 22222211, 24880108, 34610236, 39028564, 44444422, 88888844, 95178149, 107328551, 190356298, 214657102, 380712596, 429314204, 458585627, 917171254, 1834342508, 5044441897, 10088883794, 20177767588]

約数ペア:

[(1, 20177767588), (2, 10088883794), (4, 5044441897), (11, 1834342508), (22, 917171254), (44, 458585627), (47, 429314204), (53, 380712596), (94, 214657102), (106, 190356298), (188, 107328551), (212, 95178149), (227, 88888844), (454, 44444422), (517, 39028564), (583, 34610236), (811, 24880108), (908, 22222211), (1034, 19514282), (1166, 17305118), (1622, 12440054), (2068, 9757141), (2332, 8652559), (2491, 8100268), (2497, 8080804), (3244, 6220027), (4982, 4050134), (4994, 4040402), (8921, 2261828), (9964, 2025067), (9988, 2020201), (10669, 1891252), (12031, 1677148), (17842, 1130914), (21338, 945626), (24062, 838574), (27401, 736388), (35684, 565457), (38117, 529364), (42676, 472813), (42983, 469436), (48124, 419287), (54802, 368194), (76234, 264682), (85966, 234718), (109604, 184097), (117359, 171932), (132341, 152468)]