19742325

素因数分解:

$3^1\times 5^2\times {\mathrm{461}}^1\times {\mathrm{571}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 32768736

約数和(自身を除く): 13026411

約数列:

[1, 3, 5, 15, 25, 75, 461, 571, 1383, 1713, 2305, 2855, 6915, 8565, 11525, 14275, 34575, 42825, 263231, 789693, 1316155, 3948465, 6580775, 19742325]

約数ペア:

[(1, 19742325), (3, 6580775), (5, 3948465), (15, 1316155), (25, 789693), (75, 263231), (461, 42825), (571, 34575), (1383, 14275), (1713, 11525), (2305, 8565), (2855, 6915)]