12520976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3541}}^1$

素因数の和:3579

約数の個数: 40

約数和(自身を含む): 27670104

約数和(自身を除く): 15149128

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 3541, 7082, 14164, 28328, 46033, 56656, 60197, 92066, 120394, 184132, 240788, 368264, 481576, 736528, 782561, 963152, 1565122, 3130244, 6260488, 12520976]

約数ペア:

[(1, 12520976), (2, 6260488), (4, 3130244), (8, 1565122), (13, 963152), (16, 782561), (17, 736528), (26, 481576), (34, 368264), (52, 240788), (68, 184132), (104, 120394), (136, 92066), (208, 60197), (221, 56656), (272, 46033), (442, 28328), (884, 14164), (1768, 7082), (3536, 3541)]