19447472

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2351}}^1$

素因数の和:2417

約数の個数: 40

約数和(自身を含む): 41997312

約数和(自身を除く): 22549840

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 176, 188, 376, 517, 752, 1034, 2068, 2351, 4136, 4702, 8272, 9404, 18808, 25861, 37616, 51722, 103444, 110497, 206888, 220994, 413776, 441988, 883976, 1215467, 1767952, 2430934, 4861868, 9723736, 19447472]

約数ペア:

[(1, 19447472), (2, 9723736), (4, 4861868), (8, 2430934), (11, 1767952), (16, 1215467), (22, 883976), (44, 441988), (47, 413776), (88, 220994), (94, 206888), (176, 110497), (188, 103444), (376, 51722), (517, 37616), (752, 25861), (1034, 18808), (2068, 9404), (2351, 8272), (4136, 4702)]