19964090

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{683}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 37428480

約数和(自身を除く): 17464390

約数列:

[1, 2, 5, 10, 37, 74, 79, 158, 185, 370, 395, 683, 790, 1366, 2923, 3415, 5846, 6830, 14615, 25271, 29230, 50542, 53957, 107914, 126355, 252710, 269785, 539570, 1996409, 3992818, 9982045, 19964090]

約数ペア:

[(1, 19964090), (2, 9982045), (5, 3992818), (10, 1996409), (37, 539570), (74, 269785), (79, 252710), (158, 126355), (185, 107914), (370, 53957), (395, 50542), (683, 29230), (790, 25271), (1366, 14615), (2923, 6830), (3415, 5846)]