18447710405

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1109}}^1\times {\mathrm{1289}}^1$

素因数の和:2521

約数の個数: 32

約数和(自身を含む): 23196780000

約数和(自身を除く): 4749069595

約数列:

[1, 5, 29, 89, 145, 445, 1109, 1289, 2581, 5545, 6445, 12905, 32161, 37381, 98701, 114721, 160805, 186905, 493505, 573605, 1429501, 2862329, 3326909, 7147505, 14311645, 16634545, 41455529, 127225589, 207277645, 636127945, 3689542081, 18447710405]

約数ペア:

[(1, 18447710405), (5, 3689542081), (29, 636127945), (89, 207277645), (145, 127225589), (445, 41455529), (1109, 16634545), (1289, 14311645), (2581, 7147505), (5545, 3326909), (6445, 2862329), (12905, 1429501), (32161, 573605), (37381, 493505), (98701, 186905), (114721, 160805)]