20536416944

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{7874393}}^1$

素因数の和:7874564

約数の個数: 20

約数和(自身を含む): 40033419096

約数和(自身を除く): 19497002152

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 7874393, 15748786, 31497572, 62995144, 125990288, 1283526059, 2567052118, 5134104236, 10268208472, 20536416944]

約数ペア:

[(1, 20536416944), (2, 10268208472), (4, 5134104236), (8, 2567052118), (16, 1283526059), (163, 125990288), (326, 62995144), (652, 31497572), (1304, 15748786), (2608, 7874393)]