221172272

素因数分解:

$2^4\times {\mathrm{379}}^1\times {\mathrm{36473}}^1$

素因数の和:36860

約数の個数: 20

約数和(自身を含む): 429663720

約数和(自身を除く): 208491448

約数列:

[1, 2, 4, 8, 16, 379, 758, 1516, 3032, 6064, 36473, 72946, 145892, 291784, 583568, 13823267, 27646534, 55293068, 110586136, 221172272]

約数ペア:

[(1, 221172272), (2, 110586136), (4, 55293068), (8, 27646534), (16, 13823267), (379, 583568), (758, 291784), (1516, 145892), (3032, 72946), (6064, 36473)]