19514900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{10271}}^1$

素因数の和:10304

約数の個数: 36

約数和(自身を含む): 44580480

約数和(自身を除く): 25065580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 10271, 20542, 41084, 51355, 102710, 195149, 205420, 256775, 390298, 513550, 780596, 975745, 1027100, 1951490, 3902980, 4878725, 9757450, 19514900]

約数ペア:

[(1, 19514900), (2, 9757450), (4, 4878725), (5, 3902980), (10, 1951490), (19, 1027100), (20, 975745), (25, 780596), (38, 513550), (50, 390298), (76, 256775), (95, 205420), (100, 195149), (190, 102710), (380, 51355), (475, 41084), (950, 20542), (1900, 10271)]