19541888

素因数分解:

$2^7\times {\mathrm{152671}}^1$

素因数の和:152685

約数の個数: 16

約数和(自身を含む): 38931360

約数和(自身を除く): 19389472

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 152671, 305342, 610684, 1221368, 2442736, 4885472, 9770944, 19541888]

約数ペア:

[(1, 19541888), (2, 9770944), (4, 4885472), (8, 2442736), (16, 1221368), (32, 610684), (64, 305342), (128, 152671)]