18821080

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5669}}^1$

素因数の和:5763

約数の個数: 32

約数和(自身を含む): 42865200

約数和(自身を除く): 24044120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 5669, 11338, 22676, 28345, 45352, 56690, 113380, 226760, 470527, 941054, 1882108, 2352635, 3764216, 4705270, 9410540, 18821080]

約数ペア:

[(1, 18821080), (2, 9410540), (4, 4705270), (5, 3764216), (8, 2352635), (10, 1882108), (20, 941054), (40, 470527), (83, 226760), (166, 113380), (332, 56690), (415, 45352), (664, 28345), (830, 22676), (1660, 11338), (3320, 5669)]