19387756510

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1\times {\mathrm{73771}}^1$

素因数の和:74460

約数の個数: 32

約数和(自身を含む): 35805387744

約数和(自身を除く): 16417631234

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 641, 1282, 3205, 6410, 26281, 52562, 73771, 131405, 147542, 262810, 368855, 737710, 3024611, 6049222, 15123055, 30246110, 47287211, 94574422, 236436055, 472872110, 1938775651, 3877551302, 9693878255, 19387756510]

約数ペア:

[(1, 19387756510), (2, 9693878255), (5, 3877551302), (10, 1938775651), (41, 472872110), (82, 236436055), (205, 94574422), (410, 47287211), (641, 30246110), (1282, 15123055), (3205, 6049222), (6410, 3024611), (26281, 737710), (52562, 368855), (73771, 262810), (131405, 147542)]