19088350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 38033280

約数和(自身を除く): 18944930

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 71, 95, 142, 190, 283, 355, 475, 566, 710, 950, 1349, 1415, 1775, 2698, 2830, 3550, 5377, 6745, 7075, 10754, 13490, 14150, 20093, 26885, 33725, 40186, 53770, 67450, 100465, 134425, 200930, 268850, 381767, 502325, 763534, 1004650, 1908835, 3817670, 9544175, 19088350]

約数ペア:

[(1, 19088350), (2, 9544175), (5, 3817670), (10, 1908835), (19, 1004650), (25, 763534), (38, 502325), (50, 381767), (71, 268850), (95, 200930), (142, 134425), (190, 100465), (283, 67450), (355, 53770), (475, 40186), (566, 33725), (710, 26885), (950, 20093), (1349, 14150), (1415, 13490), (1775, 10754), (2698, 7075), (2830, 6745), (3550, 5377)]