19260220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137573}}^1$

素因数の和:137589

約数の個数: 24

約数和(自身を含む): 46224864

約数和(自身を除く): 26964644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 137573, 275146, 550292, 687865, 963011, 1375730, 1926022, 2751460, 3852044, 4815055, 9630110, 19260220]

約数ペア:

[(1, 19260220), (2, 9630110), (4, 4815055), (5, 3852044), (7, 2751460), (10, 1926022), (14, 1375730), (20, 963011), (28, 687865), (35, 550292), (70, 275146), (140, 137573)]