12901564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1811}}^1$

素因数の和:1965

約数の個数: 24

約数和(自身を含む): 24505488

約数和(自身を除く): 11603924

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 1811, 3562, 3622, 7124, 7244, 23543, 47086, 94172, 248107, 496214, 992428, 3225391, 6450782, 12901564]

約数ペア:

[(1, 12901564), (2, 6450782), (4, 3225391), (13, 992428), (26, 496214), (52, 248107), (137, 94172), (274, 47086), (548, 23543), (1781, 7244), (1811, 7124), (3562, 3622)]