19754190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{219491}}^1$

素因数の和:219504

約数の個数: 24

約数和(自身を含む): 51361128

約数和(自身を除く): 31606938

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 219491, 438982, 658473, 1097455, 1316946, 1975419, 2194910, 3292365, 3950838, 6584730, 9877095, 19754190]

約数ペア:

[(1, 19754190), (2, 9877095), (3, 6584730), (5, 3950838), (6, 3292365), (9, 2194910), (10, 1975419), (15, 1316946), (18, 1097455), (30, 658473), (45, 438982), (90, 219491)]