30915394

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{19843}}^1$

素因数の和:19905

約数の個数: 16

約数和(自身を含む): 50006880

約数和(自身を除く): 19091486

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 19843, 39686, 377017, 754034, 813563, 1627126, 15457697, 30915394]

約数ペア:

[(1, 30915394), (2, 15457697), (19, 1627126), (38, 813563), (41, 754034), (82, 377017), (779, 39686), (1558, 19843)]