18029409

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 24496320

約数和(自身を除く): 6466911

約数列:

[1, 3, 101, 157, 303, 379, 471, 1137, 15857, 38279, 47571, 59503, 114837, 178509, 6009803, 18029409]

約数ペア:

[(1, 18029409), (3, 6009803), (101, 178509), (157, 114837), (303, 59503), (379, 47571), (471, 38279), (1137, 15857)]