19888635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3517}}^1$

素因数の和:3567

約数の個数: 32

約数和(自身を含む): 35461440

約数和(自身を除く): 15572805

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 3517, 5655, 10551, 17585, 45721, 52755, 101993, 137163, 228605, 305979, 509965, 685815, 1325909, 1529895, 3977727, 6629545, 19888635]

約数ペア:

[(1, 19888635), (3, 6629545), (5, 3977727), (13, 1529895), (15, 1325909), (29, 685815), (39, 509965), (65, 305979), (87, 228605), (145, 137163), (195, 101993), (377, 52755), (435, 45721), (1131, 17585), (1885, 10551), (3517, 5655)]