19836290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{937}}^1$

素因数の和:1046

約数の個数: 32

約数和(自身を含む): 37482480

約数和(自身を除く): 17646190

約数列:

[1, 2, 5, 10, 29, 58, 73, 145, 146, 290, 365, 730, 937, 1874, 2117, 4234, 4685, 9370, 10585, 21170, 27173, 54346, 68401, 135865, 136802, 271730, 342005, 684010, 1983629, 3967258, 9918145, 19836290]

約数ペア:

[(1, 19836290), (2, 9918145), (5, 3967258), (10, 1983629), (29, 684010), (58, 342005), (73, 271730), (145, 136802), (146, 135865), (290, 68401), (365, 54346), (730, 27173), (937, 21170), (1874, 10585), (2117, 9370), (4234, 4685)]