19969150

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{5471}}^1$

素因数の和:5556

約数の個数: 24

約数和(自身を含む): 37658304

約数和(自身を除く): 17689154

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 730, 1825, 3650, 5471, 10942, 27355, 54710, 136775, 273550, 399383, 798766, 1996915, 3993830, 9984575, 19969150]

約数ペア:

[(1, 19969150), (2, 9984575), (5, 3993830), (10, 1996915), (25, 798766), (50, 399383), (73, 273550), (146, 136775), (365, 54710), (730, 27355), (1825, 10942), (3650, 5471)]