18646566

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 38320128

約数和(自身を除く): 19673562

約数列:

[1, 2, 3, 6, 53, 106, 159, 191, 307, 318, 382, 573, 614, 921, 1146, 1842, 10123, 16271, 20246, 30369, 32542, 48813, 58637, 60738, 97626, 117274, 175911, 351822, 3107761, 6215522, 9323283, 18646566]

約数ペア:

[(1, 18646566), (2, 9323283), (3, 6215522), (6, 3107761), (53, 351822), (106, 175911), (159, 117274), (191, 97626), (307, 60738), (318, 58637), (382, 48813), (573, 32542), (614, 30369), (921, 20246), (1146, 16271), (1842, 10123)]