18862746370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1\times {\mathrm{8887}}^1$

素因数の和:9499

約数の個数: 64

約数和(自身を含む): 37897009920

約数和(自身を除く): 19034263550

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 563, 754, 1126, 1885, 2815, 3770, 5630, 7319, 8887, 14638, 16327, 17774, 32654, 36595, 44435, 73190, 81635, 88870, 115531, 163270, 212251, 231062, 257723, 424502, 515446, 577655, 1061255, 1155310, 1288615, 2122510, 2577230, 3350399, 5003381, 6700798, 10006762, 16751995, 25016905, 33503990, 50033810, 65043953, 130087906, 145098049, 290196098, 325219765, 650439530, 725490245, 1450980490, 1886274637, 3772549274, 9431373185, 18862746370]

約数ペア:

[(1, 18862746370), (2, 9431373185), (5, 3772549274), (10, 1886274637), (13, 1450980490), (26, 725490245), (29, 650439530), (58, 325219765), (65, 290196098), (130, 145098049), (145, 130087906), (290, 65043953), (377, 50033810), (563, 33503990), (754, 25016905), (1126, 16751995), (1885, 10006762), (2815, 6700798), (3770, 5003381), (5630, 3350399), (7319, 2577230), (8887, 2122510), (14638, 1288615), (16327, 1155310), (17774, 1061255), (32654, 577655), (36595, 515446), (44435, 424502), (73190, 257723), (81635, 231062), (88870, 212251), (115531, 163270)]