20429996964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{58231}}^1$

素因数の和:58437

約数の個数: 72

約数和(自身を含む): 51918253632

約数和(自身を除く): 31488256668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 173, 338, 346, 507, 519, 676, 692, 1014, 1038, 2028, 2076, 2249, 4498, 6747, 8996, 13494, 26988, 29237, 58231, 58474, 87711, 116462, 116948, 174693, 175422, 232924, 349386, 350844, 698772, 757003, 1514006, 2271009, 3028012, 4542018, 9084036, 9841039, 10073963, 19682078, 20147926, 29523117, 30221889, 39364156, 40295852, 59046234, 60443778, 118092468, 120887556, 130961519, 261923038, 392884557, 523846076, 785769114, 1571538228, 1702499747, 3404999494, 5107499241, 6809998988, 10214998482, 20429996964]

約数ペア:

[(1, 20429996964), (2, 10214998482), (3, 6809998988), (4, 5107499241), (6, 3404999494), (12, 1702499747), (13, 1571538228), (26, 785769114), (39, 523846076), (52, 392884557), (78, 261923038), (156, 130961519), (169, 120887556), (173, 118092468), (338, 60443778), (346, 59046234), (507, 40295852), (519, 39364156), (676, 30221889), (692, 29523117), (1014, 20147926), (1038, 19682078), (2028, 10073963), (2076, 9841039), (2249, 9084036), (4498, 4542018), (6747, 3028012), (8996, 2271009), (13494, 1514006), (26988, 757003), (29237, 698772), (58231, 350844), (58474, 349386), (87711, 232924), (116462, 175422), (116948, 174693)]