20543964064

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1334717}}^1$

素因数の和:1334777

約数の個数: 48

約数和(自身を含む): 44734408488

約数和(自身を除く): 24190444424

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 74, 104, 148, 208, 296, 416, 481, 592, 962, 1184, 1924, 3848, 7696, 15392, 1334717, 2669434, 5338868, 10677736, 17351321, 21355472, 34702642, 42710944, 49384529, 69405284, 98769058, 138810568, 197538116, 277621136, 395076232, 555242272, 641998877, 790152464, 1283997754, 1580304928, 2567995508, 5135991016, 10271982032, 20543964064]

約数ペア:

[(1, 20543964064), (2, 10271982032), (4, 5135991016), (8, 2567995508), (13, 1580304928), (16, 1283997754), (26, 790152464), (32, 641998877), (37, 555242272), (52, 395076232), (74, 277621136), (104, 197538116), (148, 138810568), (208, 98769058), (296, 69405284), (416, 49384529), (481, 42710944), (592, 34702642), (962, 21355472), (1184, 17351321), (1924, 10677736), (3848, 5338868), (7696, 2669434), (15392, 1334717)]