31279586

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2753}}^1$

素因数の和:2810

約数の個数: 32

約数和(自身を含む): 55520640

約数和(自身を除く): 24241054

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 2753, 5506, 5681, 11362, 35789, 52307, 63319, 71578, 104614, 126638, 679991, 823147, 1203061, 1359982, 1646294, 2406122, 15639793, 31279586]

約数ペア:

[(1, 31279586), (2, 15639793), (13, 2406122), (19, 1646294), (23, 1359982), (26, 1203061), (38, 823147), (46, 679991), (247, 126638), (299, 104614), (437, 71578), (494, 63319), (598, 52307), (874, 35789), (2753, 11362), (5506, 5681)]