208801636

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1123}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 398813184

約数和(自身を除く): 190011548

約数列:

[1, 2, 4, 23, 43, 46, 47, 86, 92, 94, 172, 188, 989, 1081, 1123, 1978, 2021, 2162, 2246, 3956, 4042, 4324, 4492, 8084, 25829, 46483, 48289, 51658, 52781, 92966, 96578, 103316, 105562, 185932, 193156, 211124, 1110647, 1213963, 2221294, 2269583, 2427926, 4442588, 4539166, 4855852, 9078332, 52200409, 104400818, 208801636]

約数ペア:

[(1, 208801636), (2, 104400818), (4, 52200409), (23, 9078332), (43, 4855852), (46, 4539166), (47, 4442588), (86, 2427926), (92, 2269583), (94, 2221294), (172, 1213963), (188, 1110647), (989, 211124), (1081, 193156), (1123, 185932), (1978, 105562), (2021, 103316), (2162, 96578), (2246, 92966), (3956, 52781), (4042, 51658), (4324, 48289), (4492, 46483), (8084, 25829)]