20850684

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{311}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 50459136

約数和(自身を除く): 29608452

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 151, 222, 302, 311, 444, 453, 604, 622, 906, 933, 1244, 1812, 1866, 3732, 5587, 11174, 11507, 16761, 22348, 23014, 33522, 34521, 46028, 46961, 67044, 69042, 93922, 138084, 140883, 187844, 281766, 563532, 1737557, 3475114, 5212671, 6950228, 10425342, 20850684]

約数ペア:

[(1, 20850684), (2, 10425342), (3, 6950228), (4, 5212671), (6, 3475114), (12, 1737557), (37, 563532), (74, 281766), (111, 187844), (148, 140883), (151, 138084), (222, 93922), (302, 69042), (311, 67044), (444, 46961), (453, 46028), (604, 34521), (622, 33522), (906, 23014), (933, 22348), (1244, 16761), (1812, 11507), (1866, 11174), (3732, 5587)]