19845810

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{8167}}^1$

素因数の和:8189

約数の個数: 48

約数和(自身を含む): 53516736

約数和(自身を除く): 33670926

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 8167, 16334, 24501, 40835, 49002, 73503, 81670, 122505, 147006, 220509, 245010, 367515, 441018, 661527, 735030, 1102545, 1323054, 1984581, 2205090, 3307635, 3969162, 6615270, 9922905, 19845810]

約数ペア:

[(1, 19845810), (2, 9922905), (3, 6615270), (5, 3969162), (6, 3307635), (9, 2205090), (10, 1984581), (15, 1323054), (18, 1102545), (27, 735030), (30, 661527), (45, 441018), (54, 367515), (81, 245010), (90, 220509), (135, 147006), (162, 122505), (243, 81670), (270, 73503), (405, 49002), (486, 40835), (810, 24501), (1215, 16334), (2430, 8167)]