20015706069

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1\times {\mathrm{677}}^1$

素因数の和:1395

約数の個数: 64

約数和(自身を含む): 31274784000

約数和(自身を除く): 11259077931

約数列:

[1, 3, 9, 27, 29, 61, 87, 183, 261, 549, 619, 677, 783, 1647, 1769, 1857, 2031, 5307, 5571, 6093, 15921, 16713, 17951, 18279, 19633, 37759, 41297, 47763, 53853, 58899, 113277, 123891, 161559, 176697, 339831, 371673, 419063, 484677, 530091, 1019493, 1095011, 1115019, 1197613, 1257189, 3285033, 3592839, 3771567, 9855099, 10778517, 11314701, 12152827, 25562843, 29565297, 32335551, 36458481, 76688529, 109375443, 230065587, 328126329, 690196761, 741322447, 2223967341, 6671902023, 20015706069]

約数ペア:

[(1, 20015706069), (3, 6671902023), (9, 2223967341), (27, 741322447), (29, 690196761), (61, 328126329), (87, 230065587), (183, 109375443), (261, 76688529), (549, 36458481), (619, 32335551), (677, 29565297), (783, 25562843), (1647, 12152827), (1769, 11314701), (1857, 10778517), (2031, 9855099), (5307, 3771567), (5571, 3592839), (6093, 3285033), (15921, 1257189), (16713, 1197613), (17951, 1115019), (18279, 1095011), (19633, 1019493), (37759, 530091), (41297, 484677), (47763, 419063), (53853, 371673), (58899, 339831), (113277, 176697), (123891, 161559)]