20501144

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{911}}^1$

素因数の和:1043

約数の個数: 32

約数和(自身を含む): 40219200

約数和(自身を除く): 19718056

約数列:

[1, 2, 4, 8, 29, 58, 97, 116, 194, 232, 388, 776, 911, 1822, 2813, 3644, 5626, 7288, 11252, 22504, 26419, 52838, 88367, 105676, 176734, 211352, 353468, 706936, 2562643, 5125286, 10250572, 20501144]

約数ペア:

[(1, 20501144), (2, 10250572), (4, 5125286), (8, 2562643), (29, 706936), (58, 353468), (97, 211352), (116, 176734), (194, 105676), (232, 88367), (388, 52838), (776, 26419), (911, 22504), (1822, 11252), (2813, 7288), (3644, 5626)]