19985190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{666173}}^1$

素因数の和:666183

約数の個数: 16

約数和(自身を含む): 47964528

約数和(自身を除く): 27979338

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 666173, 1332346, 1998519, 3330865, 3997038, 6661730, 9992595, 19985190]

約数ペア:

[(1, 19985190), (2, 9992595), (3, 6661730), (5, 3997038), (6, 3330865), (10, 1998519), (15, 1332346), (30, 666173)]