18816564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{120619}}^1$

素因数の和:120639

約数の個数: 24

約数和(自身を含む): 47283040

約数和(自身を除く): 28466476

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 120619, 241238, 361857, 482476, 723714, 1447428, 1568047, 3136094, 4704141, 6272188, 9408282, 18816564]

約数ペア:

[(1, 18816564), (2, 9408282), (3, 6272188), (4, 4704141), (6, 3136094), (12, 1568047), (13, 1447428), (26, 723714), (39, 482476), (52, 361857), (78, 241238), (156, 120619)]