18267664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{60091}}^1$

素因数の和:60118

約数の個数: 20

約数和(自身を含む): 37257040

約数和(自身を除く): 18989376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 60091, 120182, 240364, 480728, 961456, 1141729, 2283458, 4566916, 9133832, 18267664]

約数ペア:

[(1, 18267664), (2, 9133832), (4, 4566916), (8, 2283458), (16, 1141729), (19, 961456), (38, 480728), (76, 240364), (152, 120182), (304, 60091)]