19361758

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{443}}^1$

素因数の和:540

約数の個数: 24

約数和(自身を含む): 32130504

約数和(自身を除く): 12768746

約数列:

[1, 2, 13, 26, 41, 82, 443, 533, 886, 1066, 1681, 3362, 5759, 11518, 18163, 21853, 36326, 43706, 236119, 472238, 744683, 1489366, 9680879, 19361758]

約数ペア:

[(1, 19361758), (2, 9680879), (13, 1489366), (26, 744683), (41, 472238), (82, 236119), (443, 43706), (533, 36326), (886, 21853), (1066, 18163), (1681, 11518), (3362, 5759)]