156531044

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{108401}}^1$

素因数の和:108443

約数の個数: 18

約数和(自身を含む): 289108134

約数和(自身を除く): 132577090

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 108401, 216802, 433604, 2059619, 4119238, 8238476, 39132761, 78265522, 156531044]

約数ペア:

[(1, 156531044), (2, 78265522), (4, 39132761), (19, 8238476), (38, 4119238), (76, 2059619), (361, 433604), (722, 216802), (1444, 108401)]