20386908

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12049}}^1$

素因数の和:12106

約数の個数: 36

約数和(自身を含む): 52634400

約数和(自身を除く): 32247492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12049, 24098, 36147, 48196, 72294, 108441, 144588, 216882, 433764, 566303, 1132606, 1698909, 2265212, 3397818, 5096727, 6795636, 10193454, 20386908]

約数ペア:

[(1, 20386908), (2, 10193454), (3, 6795636), (4, 5096727), (6, 3397818), (9, 2265212), (12, 1698909), (18, 1132606), (36, 566303), (47, 433764), (94, 216882), (141, 144588), (188, 108441), (282, 72294), (423, 48196), (564, 36147), (846, 24098), (1692, 12049)]