19422550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 41640192

約数和(自身を除く): 22217642

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 211, 263, 350, 422, 526, 1055, 1315, 1477, 1841, 2110, 2630, 2954, 3682, 5275, 6575, 7385, 9205, 10550, 13150, 14770, 18410, 36925, 46025, 55493, 73850, 92050, 110986, 277465, 388451, 554930, 776902, 1387325, 1942255, 2774650, 3884510, 9711275, 19422550]

約数ペア:

[(1, 19422550), (2, 9711275), (5, 3884510), (7, 2774650), (10, 1942255), (14, 1387325), (25, 776902), (35, 554930), (50, 388451), (70, 277465), (175, 110986), (211, 92050), (263, 73850), (350, 55493), (422, 46025), (526, 36925), (1055, 18410), (1315, 14770), (1477, 13150), (1841, 10550), (2110, 9205), (2630, 7385), (2954, 6575), (3682, 5275)]