19961024

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{10061}}^1$

素因数の和:10104

約数の個数: 28

約数和(自身を含む): 40891968

約数和(自身を除く): 20930944

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 10061, 20122, 40244, 80488, 160976, 311891, 321952, 623782, 643904, 1247564, 2495128, 4990256, 9980512, 19961024]

約数ペア:

[(1, 19961024), (2, 9980512), (4, 4990256), (8, 2495128), (16, 1247564), (31, 643904), (32, 623782), (62, 321952), (64, 311891), (124, 160976), (248, 80488), (496, 40244), (992, 20122), (1984, 10061)]