19512388

素因数分解:

$2^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{881}}^1$

素因数の和:1012

約数の個数: 36

約数和(自身を含む): 40118652

約数和(自身を除く): 20606264

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 113, 196, 226, 452, 791, 881, 1582, 1762, 3164, 3524, 5537, 6167, 11074, 12334, 22148, 24668, 43169, 86338, 99553, 172676, 199106, 398212, 696871, 1393742, 2787484, 4878097, 9756194, 19512388]

約数ペア:

[(1, 19512388), (2, 9756194), (4, 4878097), (7, 2787484), (14, 1393742), (28, 696871), (49, 398212), (98, 199106), (113, 172676), (196, 99553), (226, 86338), (452, 43169), (791, 24668), (881, 22148), (1582, 12334), (1762, 11074), (3164, 6167), (3524, 5537)]