18489051

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9467}}^1$

素因数の和:9511

約数の個数: 24

約数和(自身を含む): 31509504

約数和(自身を除く): 13020453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 9467, 28401, 66269, 85203, 198807, 293477, 596421, 880431, 2054339, 2641293, 6163017, 18489051]

約数ペア:

[(1, 18489051), (3, 6163017), (7, 2641293), (9, 2054339), (21, 880431), (31, 596421), (63, 293477), (93, 198807), (217, 85203), (279, 66269), (651, 28401), (1953, 9467)]