19916430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{663881}}^1$

素因数の和:663891

約数の個数: 16

約数和(自身を含む): 47799504

約数和(自身を除く): 27883074

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 663881, 1327762, 1991643, 3319405, 3983286, 6638810, 9958215, 19916430]

約数ペア:

[(1, 19916430), (2, 9958215), (3, 6638810), (5, 3983286), (6, 3319405), (10, 1991643), (15, 1327762), (30, 663881)]