1978889428

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{197}}^1\times {\mathrm{16631}}^1$

素因数の和:16983

約数の個数: 24

約数和(自身を含む): 3503896704

約数和(自身を除く): 1525007276

約数列:

[1, 2, 4, 151, 197, 302, 394, 604, 788, 16631, 29747, 33262, 59494, 66524, 118988, 2511281, 3276307, 5022562, 6552614, 10045124, 13105228, 494722357, 989444714, 1978889428]

約数ペア:

[(1, 1978889428), (2, 989444714), (4, 494722357), (151, 13105228), (197, 10045124), (302, 6552614), (394, 5022562), (604, 3276307), (788, 2511281), (16631, 118988), (29747, 66524), (33262, 59494)]