20360964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2777}}^1$

素因数の和:2844

約数の個数: 48

約数和(自身を含む): 52270848

約数和(自身を除く): 31909884

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 2777, 3666, 5554, 7332, 8331, 11108, 16662, 33324, 36101, 72202, 108303, 130519, 144404, 216606, 261038, 391557, 433212, 522076, 783114, 1566228, 1696747, 3393494, 5090241, 6786988, 10180482, 20360964]

約数ペア:

[(1, 20360964), (2, 10180482), (3, 6786988), (4, 5090241), (6, 3393494), (12, 1696747), (13, 1566228), (26, 783114), (39, 522076), (47, 433212), (52, 391557), (78, 261038), (94, 216606), (141, 144404), (156, 130519), (188, 108303), (282, 72202), (564, 36101), (611, 33324), (1222, 16662), (1833, 11108), (2444, 8331), (2777, 7332), (3666, 5554)]