19152770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1619}}^1$

素因数の和:1659

約数の個数: 48

約数和(自身を含む): 42690240

約数和(自身を除く): 23537470

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1619, 1690, 2366, 3238, 5915, 8095, 11333, 11830, 16190, 21047, 22666, 42094, 56665, 105235, 113330, 147329, 210470, 273611, 294658, 547222, 736645, 1368055, 1473290, 1915277, 2736110, 3830554, 9576385, 19152770]

約数ペア:

[(1, 19152770), (2, 9576385), (5, 3830554), (7, 2736110), (10, 1915277), (13, 1473290), (14, 1368055), (26, 736645), (35, 547222), (65, 294658), (70, 273611), (91, 210470), (130, 147329), (169, 113330), (182, 105235), (338, 56665), (455, 42094), (845, 22666), (910, 21047), (1183, 16190), (1619, 11830), (1690, 11333), (2366, 8095), (3238, 5915)]