220123778

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{118219}}^1$

素因数の和:118254

約数の個数: 24

約数和(自身を含む): 404312400

約数和(自身を除く): 184188622

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 118219, 236438, 827533, 1655066, 2246161, 4492322, 5792731, 11585462, 15723127, 31446254, 110061889, 220123778]

約数ペア:

[(1, 220123778), (2, 110061889), (7, 31446254), (14, 15723127), (19, 11585462), (38, 5792731), (49, 4492322), (98, 2246161), (133, 1655066), (266, 827533), (931, 236438), (1862, 118219)]