19799892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{78571}}^1$

素因数の和:78588

約数の個数: 36

約数和(自身を含む): 57200416

約数和(自身を除く): 37400524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 78571, 157142, 235713, 314284, 471426, 549997, 707139, 942852, 1099994, 1414278, 1649991, 2199988, 2828556, 3299982, 4949973, 6599964, 9899946, 19799892]

約数ペア:

[(1, 19799892), (2, 9899946), (3, 6599964), (4, 4949973), (6, 3299982), (7, 2828556), (9, 2199988), (12, 1649991), (14, 1414278), (18, 1099994), (21, 942852), (28, 707139), (36, 549997), (42, 471426), (63, 314284), (84, 235713), (126, 157142), (252, 78571)]