20163400794

素因数分解:

$2^1\times 3^7\times {\mathrm{61}}^1\times {\mathrm{75571}}^1$

素因数の和:75655

約数の個数: 64

約数和(自身を含む): 46104965760

約数和(自身を除く): 25941564966

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 81, 122, 162, 183, 243, 366, 486, 549, 729, 1098, 1458, 1647, 2187, 3294, 4374, 4941, 9882, 14823, 29646, 44469, 75571, 88938, 133407, 151142, 226713, 266814, 453426, 680139, 1360278, 2040417, 4080834, 4609831, 6121251, 9219662, 12242502, 13829493, 18363753, 27658986, 36727506, 41488479, 55091259, 82976958, 110182518, 124465437, 165273777, 248930874, 330547554, 373396311, 746792622, 1120188933, 2240377866, 3360566799, 6721133598, 10081700397, 20163400794]

約数ペア:

[(1, 20163400794), (2, 10081700397), (3, 6721133598), (6, 3360566799), (9, 2240377866), (18, 1120188933), (27, 746792622), (54, 373396311), (61, 330547554), (81, 248930874), (122, 165273777), (162, 124465437), (183, 110182518), (243, 82976958), (366, 55091259), (486, 41488479), (549, 36727506), (729, 27658986), (1098, 18363753), (1458, 13829493), (1647, 12242502), (2187, 9219662), (3294, 6121251), (4374, 4609831), (4941, 4080834), (9882, 2040417), (14823, 1360278), (29646, 680139), (44469, 453426), (75571, 266814), (88938, 226713), (133407, 151142)]