18620952

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{409}}^1$

素因数の和:696

約数の個数: 64

約数和(自身を含む): 53529600

約数和(自身を除く): 34908648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 271, 409, 542, 813, 818, 1084, 1227, 1626, 1636, 1897, 2168, 2454, 2863, 3252, 3272, 3794, 4908, 5691, 5726, 6504, 7588, 8589, 9816, 11382, 11452, 15176, 17178, 22764, 22904, 34356, 45528, 68712, 110839, 221678, 332517, 443356, 665034, 775873, 886712, 1330068, 1551746, 2327619, 2660136, 3103492, 4655238, 6206984, 9310476, 18620952]

約数ペア:

[(1, 18620952), (2, 9310476), (3, 6206984), (4, 4655238), (6, 3103492), (7, 2660136), (8, 2327619), (12, 1551746), (14, 1330068), (21, 886712), (24, 775873), (28, 665034), (42, 443356), (56, 332517), (84, 221678), (168, 110839), (271, 68712), (409, 45528), (542, 34356), (813, 22904), (818, 22764), (1084, 17178), (1227, 15176), (1626, 11452), (1636, 11382), (1897, 9816), (2168, 8589), (2454, 7588), (2863, 6504), (3252, 5726), (3272, 5691), (3794, 4908)]