20813740296

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{178481}}^1$

素因数の和:178646

約数の個数: 64

約数和(自身を含む): 53715942720

約数和(自身を除く): 32902202424

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 113, 129, 172, 226, 258, 339, 344, 452, 516, 678, 904, 1032, 1356, 2712, 4859, 9718, 14577, 19436, 29154, 38872, 58308, 116616, 178481, 356962, 535443, 713924, 1070886, 1427848, 2141772, 4283544, 7674683, 15349366, 20168353, 23024049, 30698732, 40336706, 46048098, 60505059, 61397464, 80673412, 92096196, 121010118, 161346824, 184192392, 242020236, 484040472, 867239179, 1734478358, 2601717537, 3468956716, 5203435074, 6937913432, 10406870148, 20813740296]

約数ペア:

[(1, 20813740296), (2, 10406870148), (3, 6937913432), (4, 5203435074), (6, 3468956716), (8, 2601717537), (12, 1734478358), (24, 867239179), (43, 484040472), (86, 242020236), (113, 184192392), (129, 161346824), (172, 121010118), (226, 92096196), (258, 80673412), (339, 61397464), (344, 60505059), (452, 46048098), (516, 40336706), (678, 30698732), (904, 23024049), (1032, 20168353), (1356, 15349366), (2712, 7674683), (4859, 4283544), (9718, 2141772), (14577, 1427848), (19436, 1070886), (29154, 713924), (38872, 535443), (58308, 356962), (116616, 178481)]