19617104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2549}}^1$

素因数の和:2607

約数の個数: 40

約数和(自身を含む): 42054600

約数和(自身を除く): 22437496

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1924, 2549, 3848, 5098, 7696, 10196, 20392, 33137, 40784, 66274, 94313, 132548, 188626, 265096, 377252, 530192, 754504, 1226069, 1509008, 2452138, 4904276, 9808552, 19617104]

約数ペア:

[(1, 19617104), (2, 9808552), (4, 4904276), (8, 2452138), (13, 1509008), (16, 1226069), (26, 754504), (37, 530192), (52, 377252), (74, 265096), (104, 188626), (148, 132548), (208, 94313), (296, 66274), (481, 40784), (592, 33137), (962, 20392), (1924, 10196), (2549, 7696), (3848, 5098)]