20784756

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{947}}^1$

素因数の和:1044

約数の個数: 48

約数和(自身を含む): 50964480

約数和(自身を除く): 30179724

約数列:

[1, 2, 3, 4, 6, 12, 31, 59, 62, 93, 118, 124, 177, 186, 236, 354, 372, 708, 947, 1829, 1894, 2841, 3658, 3788, 5487, 5682, 7316, 10974, 11364, 21948, 29357, 55873, 58714, 88071, 111746, 117428, 167619, 176142, 223492, 335238, 352284, 670476, 1732063, 3464126, 5196189, 6928252, 10392378, 20784756]

約数ペア:

[(1, 20784756), (2, 10392378), (3, 6928252), (4, 5196189), (6, 3464126), (12, 1732063), (31, 670476), (59, 352284), (62, 335238), (93, 223492), (118, 176142), (124, 167619), (177, 117428), (186, 111746), (236, 88071), (354, 58714), (372, 55873), (708, 29357), (947, 21948), (1829, 11364), (1894, 10974), (2841, 7316), (3658, 5682), (3788, 5487)]