19986648

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{75707}}^1$

素因数の和:75727

約数の個数: 32

約数和(自身を含む): 54509760

約数和(自身を除く): 34523112

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 75707, 151414, 227121, 302828, 454242, 605656, 832777, 908484, 1665554, 1816968, 2498331, 3331108, 4996662, 6662216, 9993324, 19986648]

約数ペア:

[(1, 19986648), (2, 9993324), (3, 6662216), (4, 4996662), (6, 3331108), (8, 2498331), (11, 1816968), (12, 1665554), (22, 908484), (24, 832777), (33, 605656), (44, 454242), (66, 302828), (88, 227121), (132, 151414), (264, 75707)]