10981998

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{19681}}^1$

素因数の和:19720

約数の個数: 24

約数和(自身を含む): 24563136

約数和(自身を除く): 13581138

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 19681, 39362, 59043, 118086, 177129, 354258, 610111, 1220222, 1830333, 3660666, 5490999, 10981998]

約数ペア:

[(1, 10981998), (2, 5490999), (3, 3660666), (6, 1830333), (9, 1220222), (18, 610111), (31, 354258), (62, 177129), (93, 118086), (186, 59043), (279, 39362), (558, 19681)]