18873315

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{24671}}^1$

素因数の和:24699

約数の個数: 24

約数和(自身を含む): 34639488

約数和(自身を除く): 15766173

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 24671, 74013, 123355, 222039, 370065, 419407, 1110195, 1258221, 2097035, 3774663, 6291105, 18873315]

約数ペア:

[(1, 18873315), (3, 6291105), (5, 3774663), (9, 2097035), (15, 1258221), (17, 1110195), (45, 419407), (51, 370065), (85, 222039), (153, 123355), (255, 74013), (765, 24671)]