18488730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47407}}^1$

素因数の和:47430

約数の個数: 32

約数和(自身を含む): 47787264

約数和(自身を除く): 29298534

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 47407, 94814, 142221, 237035, 284442, 474070, 616291, 711105, 1232582, 1422210, 1848873, 3081455, 3697746, 6162910, 9244365, 18488730]

約数ペア:

[(1, 18488730), (2, 9244365), (3, 6162910), (5, 3697746), (6, 3081455), (10, 1848873), (13, 1422210), (15, 1232582), (26, 711105), (30, 616291), (39, 474070), (65, 284442), (78, 237035), (130, 142221), (195, 94814), (390, 47407)]