20177318

素因数分解:

$2^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 35904000

約数和(自身を除く): 15726682

約数列:

[1, 2, 7, 14, 49, 67, 98, 134, 343, 439, 469, 686, 878, 938, 3073, 3283, 6146, 6566, 21511, 22981, 29413, 43022, 45962, 58826, 150577, 205891, 301154, 411782, 1441237, 2882474, 10088659, 20177318]

約数ペア:

[(1, 20177318), (2, 10088659), (7, 2882474), (14, 1441237), (49, 411782), (67, 301154), (98, 205891), (134, 150577), (343, 58826), (439, 45962), (469, 43022), (686, 29413), (878, 22981), (938, 21511), (3073, 6566), (3283, 6146)]