20194671

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 32309248

約数和(自身を除く): 12114577

約数列:

[1, 3, 7, 21, 31, 67, 93, 201, 217, 463, 469, 651, 1389, 1407, 2077, 3241, 6231, 9723, 14353, 14539, 31021, 43059, 43617, 93063, 100471, 217147, 301413, 651441, 961651, 2884953, 6731557, 20194671]

約数ペア:

[(1, 20194671), (3, 6731557), (7, 2884953), (21, 961651), (31, 651441), (67, 301413), (93, 217147), (201, 100471), (217, 93063), (463, 43617), (469, 43059), (651, 31021), (1389, 14539), (1407, 14353), (2077, 9723), (3241, 6231)]