19212700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{14779}}^1$

素因数の和:14806

約数の個数: 36

約数和(自身を含む): 44901640

約数和(自身を除く): 25688940

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 14779, 29558, 59116, 73895, 147790, 192127, 295580, 369475, 384254, 738950, 768508, 960635, 1477900, 1921270, 3842540, 4803175, 9606350, 19212700]

約数ペア:

[(1, 19212700), (2, 9606350), (4, 4803175), (5, 3842540), (10, 1921270), (13, 1477900), (20, 960635), (25, 768508), (26, 738950), (50, 384254), (52, 369475), (65, 295580), (100, 192127), (130, 147790), (260, 73895), (325, 59116), (650, 29558), (1300, 14779)]