18138724

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{509}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 32558400

約数和(自身を除く): 14419676

約数列:

[1, 2, 4, 59, 118, 151, 236, 302, 509, 604, 1018, 2036, 8909, 17818, 30031, 35636, 60062, 76859, 120124, 153718, 307436, 4534681, 9069362, 18138724]

約数ペア:

[(1, 18138724), (2, 9069362), (4, 4534681), (59, 307436), (118, 153718), (151, 120124), (236, 76859), (302, 60062), (509, 35636), (604, 30031), (1018, 17818), (2036, 8909)]