19401330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49747}}^1$

素因数の和:49770

約数の個数: 32

約数和(自身を含む): 50145984

約数和(自身を除く): 30744654

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 49747, 99494, 149241, 248735, 298482, 497470, 646711, 746205, 1293422, 1492410, 1940133, 3233555, 3880266, 6467110, 9700665, 19401330]

約数ペア:

[(1, 19401330), (2, 9700665), (3, 6467110), (5, 3880266), (6, 3233555), (10, 1940133), (13, 1492410), (15, 1293422), (26, 746205), (30, 646711), (39, 497470), (65, 298482), (78, 248735), (130, 149241), (195, 99494), (390, 49747)]