19378428

素因数分解:

$2^2\times 3^1\times {\mathrm{653}}^1\times {\mathrm{2473}}^1$

素因数の和:3133

約数の個数: 24

約数和(自身を含む): 45303888

約数和(自身を除く): 25925460

約数列:

[1, 2, 3, 4, 6, 12, 653, 1306, 1959, 2473, 2612, 3918, 4946, 7419, 7836, 9892, 14838, 29676, 1614869, 3229738, 4844607, 6459476, 9689214, 19378428]

約数ペア:

[(1, 19378428), (2, 9689214), (3, 6459476), (4, 4844607), (6, 3229738), (12, 1614869), (653, 29676), (1306, 14838), (1959, 9892), (2473, 7836), (2612, 7419), (3918, 4946)]