16815860

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2971}}^1$

素因数の和:3263

約数の個数: 24

約数和(自身を含む): 35450016

約数和(自身を除く): 18634156

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 2971, 5660, 5942, 11884, 14855, 29710, 59420, 840793, 1681586, 3363172, 4203965, 8407930, 16815860]

約数ペア:

[(1, 16815860), (2, 8407930), (4, 4203965), (5, 3363172), (10, 1681586), (20, 840793), (283, 59420), (566, 29710), (1132, 14855), (1415, 11884), (2830, 5942), (2971, 5660)]