18938409

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{8929}}^1$

素因数の和:9040

約数の個数: 16

約数和(自身を含む): 29147520

約数和(自身を除く): 10209111

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 8929, 26787, 62503, 187509, 901829, 2705487, 6312803, 18938409]

約数ペア:

[(1, 18938409), (3, 6312803), (7, 2705487), (21, 901829), (101, 187509), (303, 62503), (707, 26787), (2121, 8929)]