12640564

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 22579200

約数和(自身を除く): 9938636

約数列:

[1, 2, 4, 127, 149, 167, 254, 298, 334, 508, 596, 668, 18923, 21209, 24883, 37846, 42418, 49766, 75692, 84836, 99532, 3160141, 6320282, 12640564]

約数ペア:

[(1, 12640564), (2, 6320282), (4, 3160141), (127, 99532), (149, 84836), (167, 75692), (254, 49766), (298, 42418), (334, 37846), (508, 24883), (596, 21209), (668, 18923)]