20193355

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44381}}^1$

素因数の和:44406

約数の個数: 16

約数和(自身を含む): 29824704

約数和(自身を除く): 9631349

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 44381, 221905, 310667, 576953, 1553335, 2884765, 4038671, 20193355]

約数ペア:

[(1, 20193355), (5, 4038671), (7, 2884765), (13, 1553335), (35, 576953), (65, 310667), (91, 221905), (455, 44381)]