31480264

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2917}}^1$

素因数の和:3013

約数の個数: 32

約数和(自身を含む): 63028800

約数和(自身を除く): 31548536

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 142, 152, 284, 568, 1349, 2698, 2917, 5396, 5834, 10792, 11668, 23336, 55423, 110846, 207107, 221692, 414214, 443384, 828428, 1656856, 3935033, 7870066, 15740132, 31480264]

約数ペア:

[(1, 31480264), (2, 15740132), (4, 7870066), (8, 3935033), (19, 1656856), (38, 828428), (71, 443384), (76, 414214), (142, 221692), (152, 207107), (284, 110846), (568, 55423), (1349, 23336), (2698, 11668), (2917, 10792), (5396, 5834)]