20164579347

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{70879}}^1$

素因数の和:71163

約数の個数: 32

約数和(自身を含む): 30252718080

約数和(自身を除く): 10088138733

約数列:

[1, 3, 11, 33, 37, 111, 233, 407, 699, 1221, 2563, 7689, 8621, 25863, 70879, 94831, 212637, 284493, 779669, 2339007, 2622523, 7867569, 16514807, 28847753, 49544421, 86543259, 181662877, 544988631, 611047859, 1833143577, 6721526449, 20164579347]

約数ペア:

[(1, 20164579347), (3, 6721526449), (11, 1833143577), (33, 611047859), (37, 544988631), (111, 181662877), (233, 86543259), (407, 49544421), (699, 28847753), (1221, 16514807), (2563, 7867569), (7689, 2622523), (8621, 2339007), (25863, 779669), (70879, 284493), (94831, 212637)]