18856399572

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{9882809}}^1$

素因数の和:9882872

約数の個数: 36

約数和(自身を含む): 48564128340

約数和(自身を除く): 29707728768

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 9882809, 19765618, 29648427, 39531236, 59296854, 88945281, 118593708, 177890562, 355781124, 523788877, 1047577754, 1571366631, 2095155508, 3142733262, 4714099893, 6285466524, 9428199786, 18856399572]

約数ペア:

[(1, 18856399572), (2, 9428199786), (3, 6285466524), (4, 4714099893), (6, 3142733262), (9, 2095155508), (12, 1571366631), (18, 1047577754), (36, 523788877), (53, 355781124), (106, 177890562), (159, 118593708), (212, 88945281), (318, 59296854), (477, 39531236), (636, 29648427), (954, 19765618), (1908, 9882809)]