19010216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1237}}^1$

素因数の和:1373

約数の個数: 32

約数和(自身を含む): 38105640

約数和(自身を除く): 19095424

約数列:

[1, 2, 4, 8, 17, 34, 68, 113, 136, 226, 452, 904, 1237, 1921, 2474, 3842, 4948, 7684, 9896, 15368, 21029, 42058, 84116, 139781, 168232, 279562, 559124, 1118248, 2376277, 4752554, 9505108, 19010216]

約数ペア:

[(1, 19010216), (2, 9505108), (4, 4752554), (8, 2376277), (17, 1118248), (34, 559124), (68, 279562), (113, 168232), (136, 139781), (226, 84116), (452, 42058), (904, 21029), (1237, 15368), (1921, 9896), (2474, 7684), (3842, 4948)]