201820819

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{1637}}^1$

素因数の和:1806

約数の個数: 16

約数和(自身を含む): 215744256

約数和(自身を除く): 13923437

約数列:

[1, 31, 41, 97, 1271, 1637, 3007, 3977, 50747, 67117, 123287, 158789, 2080627, 4922459, 6510349, 201820819]

約数ペア:

[(1, 201820819), (31, 6510349), (41, 4922459), (97, 2080627), (1271, 158789), (1637, 123287), (3007, 67117), (3977, 50747)]