18896820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6701}}^1$

素因数の和:6760

約数の個数: 48

約数和(自身を含む): 54044928

約数和(自身を除く): 35148108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 6701, 13402, 20103, 26804, 33505, 40206, 67010, 80412, 100515, 134020, 201030, 314947, 402060, 629894, 944841, 1259788, 1574735, 1889682, 3149470, 3779364, 4724205, 6298940, 9448410, 18896820]

約数ペア:

[(1, 18896820), (2, 9448410), (3, 6298940), (4, 4724205), (5, 3779364), (6, 3149470), (10, 1889682), (12, 1574735), (15, 1259788), (20, 944841), (30, 629894), (47, 402060), (60, 314947), (94, 201030), (141, 134020), (188, 100515), (235, 80412), (282, 67010), (470, 40206), (564, 33505), (705, 26804), (940, 20103), (1410, 13402), (2820, 6701)]