20321098

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{283}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 36642816

約数和(自身を除く): 16321718

約数列:

[1, 2, 7, 14, 23, 46, 161, 223, 283, 322, 446, 566, 1561, 1981, 3122, 3962, 5129, 6509, 10258, 13018, 35903, 45563, 63109, 71806, 91126, 126218, 441763, 883526, 1451507, 2903014, 10160549, 20321098]

約数ペア:

[(1, 20321098), (2, 10160549), (7, 2903014), (14, 1451507), (23, 883526), (46, 441763), (161, 126218), (223, 91126), (283, 71806), (322, 63109), (446, 45563), (566, 35903), (1561, 13018), (1981, 10258), (3122, 6509), (3962, 5129)]