20179726

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 35896320

約数和(自身を除く): 15716594

約数列:

[1, 2, 7, 14, 37, 74, 163, 239, 259, 326, 478, 518, 1141, 1673, 2282, 3346, 6031, 8843, 12062, 17686, 38957, 42217, 61901, 77914, 84434, 123802, 272699, 545398, 1441409, 2882818, 10089863, 20179726]

約数ペア:

[(1, 20179726), (2, 10089863), (7, 2882818), (14, 1441409), (37, 545398), (74, 272699), (163, 123802), (239, 84434), (259, 77914), (326, 61901), (478, 42217), (518, 38957), (1141, 17686), (1673, 12062), (2282, 8843), (3346, 6031)]