2019235220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3256831}}^1$

素因数の和:3256871

約数の個数: 24

約数和(自身を含む): 4377182208

約数和(自身を除く): 2357946988

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3256831, 6513662, 13027324, 16284155, 32568310, 65136620, 100961761, 201923522, 403847044, 504808805, 1009617610, 2019235220]

約数ペア:

[(1, 2019235220), (2, 1009617610), (4, 504808805), (5, 403847044), (10, 201923522), (20, 100961761), (31, 65136620), (62, 32568310), (124, 16284155), (155, 13027324), (310, 6513662), (620, 3256831)]