20112540049

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{1193}}^1\times {\mathrm{2137}}^1$

素因数の和:3374

約数の個数: 32

約数和(自身を含む): 24506611200

約数和(自身を除く): 4394071151

約数列:

[1, 7, 23, 49, 161, 343, 1127, 1193, 2137, 7889, 8351, 14959, 27439, 49151, 58457, 104713, 192073, 344057, 409199, 732991, 1344511, 2408399, 2549441, 9411577, 16858793, 17846087, 58637143, 124922609, 410460001, 874458263, 2873220007, 20112540049]

約数ペア:

[(1, 20112540049), (7, 2873220007), (23, 874458263), (49, 410460001), (161, 124922609), (343, 58637143), (1127, 17846087), (1193, 16858793), (2137, 9411577), (7889, 2549441), (8351, 2408399), (14959, 1344511), (27439, 732991), (49151, 409199), (58457, 344057), (104713, 192073)]