19572020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75277}}^1$

素因数の和:75299

約数の個数: 24

約数和(自身を含む): 44263464

約数和(自身を除く): 24691444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 75277, 150554, 301108, 376385, 752770, 978601, 1505540, 1957202, 3914404, 4893005, 9786010, 19572020]

約数ペア:

[(1, 19572020), (2, 9786010), (4, 4893005), (5, 3914404), (10, 1957202), (13, 1505540), (20, 978601), (26, 752770), (52, 376385), (65, 301108), (130, 150554), (260, 75277)]