19543388

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{443}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 35244720

約数和(自身を除く): 15701332

約数列:

[1, 2, 4, 41, 82, 164, 269, 443, 538, 886, 1076, 1772, 11029, 18163, 22058, 36326, 44116, 72652, 119167, 238334, 476668, 4885847, 9771694, 19543388]

約数ペア:

[(1, 19543388), (2, 9771694), (4, 4885847), (41, 476668), (82, 238334), (164, 119167), (269, 72652), (443, 44116), (538, 36326), (886, 22058), (1076, 18163), (1772, 11029)]