17939996

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 32104800

約数和(自身を除く): 14164804

約数列:

[1, 2, 4, 71, 142, 181, 284, 349, 362, 698, 724, 1396, 12851, 24779, 25702, 49558, 51404, 63169, 99116, 126338, 252676, 4484999, 8969998, 17939996]

約数ペア:

[(1, 17939996), (2, 8969998), (4, 4484999), (71, 252676), (142, 126338), (181, 99116), (284, 63169), (349, 51404), (362, 49558), (698, 25702), (724, 24779), (1396, 12851)]