19814490999

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{631}}^1\times {\mathrm{37517}}^1$

素因数の和:38188

約数の個数: 32

約数和(自身を含む): 30350561280

約数和(自身を除く): 10536070281

約数列:

[1, 3, 9, 27, 31, 93, 279, 631, 837, 1893, 5679, 17037, 19561, 37517, 58683, 112551, 176049, 337653, 528147, 1012959, 1163027, 3489081, 10467243, 23673227, 31401729, 71019681, 213059043, 639177129, 733870037, 2201610111, 6604830333, 19814490999]

約数ペア:

[(1, 19814490999), (3, 6604830333), (9, 2201610111), (27, 733870037), (31, 639177129), (93, 213059043), (279, 71019681), (631, 31401729), (837, 23673227), (1893, 10467243), (5679, 3489081), (17037, 1163027), (19561, 1012959), (37517, 528147), (58683, 337653), (112551, 176049)]