19514854475

素因数分解:

$5^2\times {\mathrm{43}}^2\times {\mathrm{197}}^1\times {\mathrm{2143}}^1$

素因数の和:2436

約数の個数: 36

約数和(自身を含む): 24911637696

約数和(自身を除く): 5396783221

約数列:

[1, 5, 25, 43, 197, 215, 985, 1075, 1849, 2143, 4925, 8471, 9245, 10715, 42355, 46225, 53575, 92149, 211775, 364253, 422171, 460745, 1821265, 2110855, 2303725, 3962407, 9106325, 10554275, 18153353, 19812035, 90766765, 99060175, 453833825, 780594179, 3902970895, 19514854475]

約数ペア:

[(1, 19514854475), (5, 3902970895), (25, 780594179), (43, 453833825), (197, 99060175), (215, 90766765), (985, 19812035), (1075, 18153353), (1849, 10554275), (2143, 9106325), (4925, 3962407), (8471, 2303725), (9245, 2110855), (10715, 1821265), (42355, 460745), (46225, 422171), (53575, 364253), (92149, 211775)]