18365955

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 30412800

約数和(自身を除く): 12046845

約数列:

[1, 3, 5, 15, 47, 109, 141, 235, 239, 327, 545, 705, 717, 1195, 1635, 3585, 5123, 11233, 15369, 25615, 26051, 33699, 56165, 76845, 78153, 130255, 168495, 390765, 1224397, 3673191, 6121985, 18365955]

約数ペア:

[(1, 18365955), (3, 6121985), (5, 3673191), (15, 1224397), (47, 390765), (109, 168495), (141, 130255), (235, 78153), (239, 76845), (327, 56165), (545, 33699), (705, 26051), (717, 25615), (1195, 15369), (1635, 11233), (3585, 5123)]