18338397

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1031}}^1$

素因数の和:1070

約数の個数: 36

約数和(自身を含む): 31294368

約数和(自身を除く): 12955971

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 121, 147, 231, 363, 539, 847, 1031, 1617, 2541, 3093, 5929, 7217, 11341, 17787, 21651, 34023, 50519, 79387, 124751, 151557, 238161, 374253, 555709, 873257, 1667127, 2619771, 6112799, 18338397]

約数ペア:

[(1, 18338397), (3, 6112799), (7, 2619771), (11, 1667127), (21, 873257), (33, 555709), (49, 374253), (77, 238161), (121, 151557), (147, 124751), (231, 79387), (363, 50519), (539, 34023), (847, 21651), (1031, 17787), (1617, 11341), (2541, 7217), (3093, 5929)]