20127726

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:513

約数の個数: 48

約数和(自身を含む): 46285200

約数和(自身を除く): 26157474

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 229, 257, 342, 458, 514, 687, 771, 1374, 1542, 2061, 2313, 4122, 4351, 4626, 4883, 8702, 9766, 13053, 14649, 26106, 29298, 39159, 43947, 58853, 78318, 87894, 117706, 176559, 353118, 529677, 1059354, 1118207, 2236414, 3354621, 6709242, 10063863, 20127726]

約数ペア:

[(1, 20127726), (2, 10063863), (3, 6709242), (6, 3354621), (9, 2236414), (18, 1118207), (19, 1059354), (38, 529677), (57, 353118), (114, 176559), (171, 117706), (229, 87894), (257, 78318), (342, 58853), (458, 43947), (514, 39159), (687, 29298), (771, 26106), (1374, 14649), (1542, 13053), (2061, 9766), (2313, 8702), (4122, 4883), (4351, 4626)]