31219728

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{20981}}^1$

素因数の和:21023

約数の個数: 40

約数和(自身を含む): 83256576

約数和(自身を除く): 52036848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 20981, 41962, 62943, 83924, 125886, 167848, 251772, 335696, 503544, 650411, 1007088, 1300822, 1951233, 2601644, 3902466, 5203288, 7804932, 10406576, 15609864, 31219728]

約数ペア:

[(1, 31219728), (2, 15609864), (3, 10406576), (4, 7804932), (6, 5203288), (8, 3902466), (12, 2601644), (16, 1951233), (24, 1300822), (31, 1007088), (48, 650411), (62, 503544), (93, 335696), (124, 251772), (186, 167848), (248, 125886), (372, 83924), (496, 62943), (744, 41962), (1488, 20981)]