19098380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{136417}}^1$

素因数の和:136433

約数の個数: 24

約数和(自身を含む): 45836448

約数和(自身を除く): 26738068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 136417, 272834, 545668, 682085, 954919, 1364170, 1909838, 2728340, 3819676, 4774595, 9549190, 19098380]

約数ペア:

[(1, 19098380), (2, 9549190), (4, 4774595), (5, 3819676), (7, 2728340), (10, 1909838), (14, 1364170), (20, 954919), (28, 682085), (35, 545668), (70, 272834), (140, 136417)]