18847245

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1171}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 32065920

約数和(自身を除く): 13218675

約数列:

[1, 3, 5, 15, 29, 37, 87, 111, 145, 185, 435, 555, 1073, 1171, 3219, 3513, 5365, 5855, 16095, 17565, 33959, 43327, 101877, 129981, 169795, 216635, 509385, 649905, 1256483, 3769449, 6282415, 18847245]

約数ペア:

[(1, 18847245), (3, 6282415), (5, 3769449), (15, 1256483), (29, 649905), (37, 509385), (87, 216635), (111, 169795), (145, 129981), (185, 101877), (435, 43327), (555, 33959), (1073, 17565), (1171, 16095), (3219, 5855), (3513, 5365)]