18138065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 26490240

約数和(自身を除く): 8352175

約数列:

[1, 5, 11, 17, 19, 55, 85, 95, 187, 209, 323, 935, 1021, 1045, 1615, 3553, 5105, 11231, 17357, 17765, 19399, 56155, 86785, 96995, 190927, 213389, 329783, 954635, 1066945, 1648915, 3627613, 18138065]

約数ペア:

[(1, 18138065), (5, 3627613), (11, 1648915), (17, 1066945), (19, 954635), (55, 329783), (85, 213389), (95, 190927), (187, 96995), (209, 86785), (323, 56155), (935, 19399), (1021, 17765), (1045, 17357), (1615, 11231), (3553, 5105)]