20153964

素因数分解:

$2^2\times 3^1\times {\mathrm{683}}^1\times {\mathrm{2459}}^1$

素因数の和:3149

約数の個数: 24

約数和(自身を含む): 47113920

約数和(自身を除く): 26959956

約数列:

[1, 2, 3, 4, 6, 12, 683, 1366, 2049, 2459, 2732, 4098, 4918, 7377, 8196, 9836, 14754, 29508, 1679497, 3358994, 5038491, 6717988, 10076982, 20153964]

約数ペア:

[(1, 20153964), (2, 10076982), (3, 6717988), (4, 5038491), (6, 3358994), (12, 1679497), (683, 29508), (1366, 14754), (2049, 9836), (2459, 8196), (2732, 7377), (4098, 4918)]