20170486505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3137}}^1\times {\mathrm{3191}}^1$

素因数の和:6377

約数の個数: 32

約数和(自身を含む): 26924341248

約数和(自身を除く): 6753854743

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 3137, 3191, 15685, 15955, 40781, 41483, 97247, 98921, 203905, 207415, 486235, 494605, 1264211, 1285973, 6321055, 6429865, 10010167, 50050835, 130132171, 310315177, 650660855, 1551575885, 4034097301, 20170486505]

約数ペア:

[(1, 20170486505), (5, 4034097301), (13, 1551575885), (31, 650660855), (65, 310315177), (155, 130132171), (403, 50050835), (2015, 10010167), (3137, 6429865), (3191, 6321055), (15685, 1285973), (15955, 1264211), (40781, 494605), (41483, 486235), (97247, 207415), (98921, 203905)]