19881477496

素因数分解:

$2^3\times {\mathrm{293}}^1\times {\mathrm{2609}}^1\times {\mathrm{3251}}^1$

素因数の和:6159

約数の個数: 32

約数和(自身を含む): 37430845200

約数和(自身を除く): 17549367704

約数列:

[1, 2, 4, 8, 293, 586, 1172, 2344, 2609, 3251, 5218, 6502, 10436, 13004, 20872, 26008, 764437, 952543, 1528874, 1905086, 3057748, 3810172, 6115496, 7620344, 8481859, 16963718, 33927436, 67854872, 2485184687, 4970369374, 9940738748, 19881477496]

約数ペア:

[(1, 19881477496), (2, 9940738748), (4, 4970369374), (8, 2485184687), (293, 67854872), (586, 33927436), (1172, 16963718), (2344, 8481859), (2609, 7620344), (3251, 6115496), (5218, 3810172), (6502, 3057748), (10436, 1905086), (13004, 1528874), (20872, 952543), (26008, 764437)]