9917278

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1621}}^1$

素因数の和:1672

約数の個数: 32

約数和(自身を含む): 18685440

約数和(自身を除く): 8768162

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 133, 161, 266, 322, 437, 874, 1621, 3059, 3242, 6118, 11347, 22694, 30799, 37283, 61598, 74566, 215593, 260981, 431186, 521962, 708377, 1416754, 4958639, 9917278]

約数ペア:

[(1, 9917278), (2, 4958639), (7, 1416754), (14, 708377), (19, 521962), (23, 431186), (38, 260981), (46, 215593), (133, 74566), (161, 61598), (266, 37283), (322, 30799), (437, 22694), (874, 11347), (1621, 6118), (3059, 3242)]