12920854076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1297}}^1\times {\mathrm{191579}}^1$

素因数の和:192893

約数の個数: 24

約数和(自身を含む): 24369742320

約数和(自身を除く): 11448888244

約数列:

[1, 2, 4, 13, 26, 52, 1297, 2594, 5188, 16861, 33722, 67444, 191579, 383158, 766316, 2490527, 4981054, 9962108, 248477963, 496955926, 993911852, 3230213519, 6460427038, 12920854076]

約数ペア:

[(1, 12920854076), (2, 6460427038), (4, 3230213519), (13, 993911852), (26, 496955926), (52, 248477963), (1297, 9962108), (2594, 4981054), (5188, 2490527), (16861, 766316), (33722, 383158), (67444, 191579)]