20161908723

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{1163}}^1\times {\mathrm{4649}}^1$

素因数の和:5939

約数の個数: 32

約数和(自身を含む): 29617747200

約数和(自身を除く): 9455838477

約数列:

[1, 3, 11, 33, 113, 339, 1163, 1243, 3489, 3729, 4649, 12793, 13947, 38379, 51139, 131419, 153417, 394257, 525337, 1445609, 1576011, 4336827, 5406787, 5778707, 16220361, 17336121, 59474657, 178423971, 610966931, 1832900793, 6720636241, 20161908723]

約数ペア:

[(1, 20161908723), (3, 6720636241), (11, 1832900793), (33, 610966931), (113, 178423971), (339, 59474657), (1163, 17336121), (1243, 16220361), (3489, 5778707), (3729, 5406787), (4649, 4336827), (12793, 1576011), (13947, 1445609), (38379, 525337), (51139, 394257), (131419, 153417)]