15863990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 29652480

約数和(自身を除く): 13788490

約数列:

[1, 2, 5, 10, 43, 79, 86, 158, 215, 395, 430, 467, 790, 934, 2335, 3397, 4670, 6794, 16985, 20081, 33970, 36893, 40162, 73786, 100405, 184465, 200810, 368930, 1586399, 3172798, 7931995, 15863990]

約数ペア:

[(1, 15863990), (2, 7931995), (5, 3172798), (10, 1586399), (43, 368930), (79, 200810), (86, 184465), (158, 100405), (215, 73786), (395, 40162), (430, 36893), (467, 33970), (790, 20081), (934, 16985), (2335, 6794), (3397, 4670)]