39870284

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{27611}}^1$

素因数の和:27653

約数の個数: 18

約数和(自身を含む): 73641204

約数和(自身を除く): 33770920

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 27611, 55222, 110444, 524609, 1049218, 2098436, 9967571, 19935142, 39870284]

約数ペア:

[(1, 39870284), (2, 19935142), (4, 9967571), (19, 2098436), (38, 1049218), (76, 524609), (361, 110444), (722, 55222), (1444, 27611)]