20156941588

素因数分解:

$2^2\times 7^1\times {\mathrm{1297}}^1\times {\mathrm{555043}}^1$

素因数の和:556351

約数の個数: 24

約数和(自身を含む): 40345038272

約数和(自身を除く): 20188096684

約数列:

[1, 2, 4, 7, 14, 28, 1297, 2594, 5188, 9079, 18158, 36316, 555043, 1110086, 2220172, 3885301, 7770602, 15541204, 719890771, 1439781542, 2879563084, 5039235397, 10078470794, 20156941588]

約数ペア:

[(1, 20156941588), (2, 10078470794), (4, 5039235397), (7, 2879563084), (14, 1439781542), (28, 719890771), (1297, 15541204), (2594, 7770602), (5188, 3885301), (9079, 2220172), (18158, 1110086), (36316, 555043)]