19902870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17011}}^1$

素因数の和:17037

約数の個数: 48

約数和(自身を含む): 55731312

約数和(自身を除く): 35828442

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, 17011, 34022, 51033, 85055, 102066, 153099, 170110, 221143, 255165, 306198, 442286, 510330, 663429, 765495, 1105715, 1326858, 1530990, 1990287, 2211430, 3317145, 3980574, 6634290, 9951435, 19902870]

約数ペア:

[(1, 19902870), (2, 9951435), (3, 6634290), (5, 3980574), (6, 3317145), (9, 2211430), (10, 1990287), (13, 1530990), (15, 1326858), (18, 1105715), (26, 765495), (30, 663429), (39, 510330), (45, 442286), (65, 306198), (78, 255165), (90, 221143), (117, 170110), (130, 153099), (195, 102066), (234, 85055), (390, 51033), (585, 34022), (1170, 17011)]