20686540082

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{1181}}^1\times {\mathrm{1759}}^1$

素因数の和:3338

約数の個数: 32

約数和(自身を含む): 33551400960

約数和(自身を除く): 12864860878

約数列:

[1, 2, 13, 26, 383, 766, 1181, 1759, 2362, 3518, 4979, 9958, 15353, 22867, 30706, 45734, 452323, 673697, 904646, 1347394, 2077379, 4154758, 5880199, 8758061, 11760398, 17516122, 27005927, 54011854, 795636157, 1591272314, 10343270041, 20686540082]

約数ペア:

[(1, 20686540082), (2, 10343270041), (13, 1591272314), (26, 795636157), (383, 54011854), (766, 27005927), (1181, 17516122), (1759, 11760398), (2362, 8758061), (3518, 5880199), (4979, 4154758), (9958, 2077379), (15353, 1347394), (22867, 904646), (30706, 673697), (45734, 452323)]