16419490

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 30643200

約数和(自身を除く): 14223710

約数列:

[1, 2, 5, 10, 37, 74, 185, 199, 223, 370, 398, 446, 995, 1115, 1990, 2230, 7363, 8251, 14726, 16502, 36815, 41255, 44377, 73630, 82510, 88754, 221885, 443770, 1641949, 3283898, 8209745, 16419490]

約数ペア:

[(1, 16419490), (2, 8209745), (5, 3283898), (10, 1641949), (37, 443770), (74, 221885), (185, 88754), (199, 82510), (223, 73630), (370, 44377), (398, 41255), (446, 36815), (995, 16502), (1115, 14726), (1990, 8251), (2230, 7363)]