19881864

素因数分解:

$2^3\times 3^2\times {\mathrm{276137}}^1$

素因数の和:276149

約数の個数: 24

約数和(自身を含む): 53846910

約数和(自身を除く): 33965046

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 276137, 552274, 828411, 1104548, 1656822, 2209096, 2485233, 3313644, 4970466, 6627288, 9940932, 19881864]

約数ペア:

[(1, 19881864), (2, 9940932), (3, 6627288), (4, 4970466), (6, 3313644), (8, 2485233), (9, 2209096), (12, 1656822), (18, 1104548), (24, 828411), (36, 552274), (72, 276137)]