19335690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19531}}^1$

素因数の和:19555

約数の個数: 48

約数和(自身を含む): 54845856

約数和(自身を除く): 35510166

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 19531, 39062, 58593, 97655, 117186, 175779, 195310, 214841, 292965, 351558, 429682, 585930, 644523, 878895, 1074205, 1289046, 1757790, 1933569, 2148410, 3222615, 3867138, 6445230, 9667845, 19335690]

約数ペア:

[(1, 19335690), (2, 9667845), (3, 6445230), (5, 3867138), (6, 3222615), (9, 2148410), (10, 1933569), (11, 1757790), (15, 1289046), (18, 1074205), (22, 878895), (30, 644523), (33, 585930), (45, 429682), (55, 351558), (66, 292965), (90, 214841), (99, 195310), (110, 175779), (165, 117186), (198, 97655), (330, 58593), (495, 39062), (990, 19531)]