2019911816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{245851}}^1$

素因数の和:245949

約数の個数: 32

約数和(自身を含む): 4130313600

約数和(自身を除く): 2110401784

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 632, 1027, 2054, 4108, 8216, 245851, 491702, 983404, 1966808, 3196063, 6392126, 12784252, 19422229, 25568504, 38844458, 77688916, 155377832, 252488977, 504977954, 1009955908, 2019911816]

約数ペア:

[(1, 2019911816), (2, 1009955908), (4, 504977954), (8, 252488977), (13, 155377832), (26, 77688916), (52, 38844458), (79, 25568504), (104, 19422229), (158, 12784252), (316, 6392126), (632, 3196063), (1027, 1966808), (2054, 983404), (4108, 491702), (8216, 245851)]