18945810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16193}}^1$

素因数の和:16219

約数の個数: 48

約数和(自身を含む): 53051544

約数和(自身を除く): 34105734

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 16193, 32386, 48579, 80965, 97158, 145737, 161930, 210509, 242895, 291474, 421018, 485790, 631527, 728685, 1052545, 1263054, 1457370, 1894581, 2105090, 3157635, 3789162, 6315270, 9472905, 18945810]

約数ペア:

[(1, 18945810), (2, 9472905), (3, 6315270), (5, 3789162), (6, 3157635), (9, 2105090), (10, 1894581), (13, 1457370), (15, 1263054), (18, 1052545), (26, 728685), (30, 631527), (39, 485790), (45, 421018), (65, 291474), (78, 242895), (90, 210509), (117, 161930), (130, 145737), (195, 97158), (234, 80965), (390, 48579), (585, 32386), (1170, 16193)]