20151908

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{15313}}^1$

素因数の和:15371

約数の個数: 24

約数和(自身を含む): 41164032

約数和(自身を除く): 21012124

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 15313, 30626, 61252, 107191, 214382, 428764, 719711, 1439422, 2878844, 5037977, 10075954, 20151908]

約数ペア:

[(1, 20151908), (2, 10075954), (4, 5037977), (7, 2878844), (14, 1439422), (28, 719711), (47, 428764), (94, 214382), (188, 107191), (329, 61252), (658, 30626), (1316, 15313)]