19902906

素因数分解:

$2^1\times 3^2\times {\mathrm{227}}^1\times {\mathrm{4871}}^1$

素因数の和:5106

約数の個数: 24

約数和(自身を含む): 43321824

約数和(自身を除く): 23418918

約数列:

[1, 2, 3, 6, 9, 18, 227, 454, 681, 1362, 2043, 4086, 4871, 9742, 14613, 29226, 43839, 87678, 1105717, 2211434, 3317151, 6634302, 9951453, 19902906]

約数ペア:

[(1, 19902906), (2, 9951453), (3, 6634302), (6, 3317151), (9, 2211434), (18, 1105717), (227, 87678), (454, 43839), (681, 29226), (1362, 14613), (2043, 9742), (4086, 4871)]