19120428

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{5711}}^1$

素因数の和:5755

約数の個数: 48

約数和(自身を含む): 51179520

約数和(自身を除く): 32059092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 5711, 11422, 17133, 22844, 34266, 51399, 68532, 102798, 154197, 177041, 205596, 308394, 354082, 531123, 616788, 708164, 1062246, 1593369, 2124492, 3186738, 4780107, 6373476, 9560214, 19120428]

約数ペア:

[(1, 19120428), (2, 9560214), (3, 6373476), (4, 4780107), (6, 3186738), (9, 2124492), (12, 1593369), (18, 1062246), (27, 708164), (31, 616788), (36, 531123), (54, 354082), (62, 308394), (93, 205596), (108, 177041), (124, 154197), (186, 102798), (279, 68532), (372, 51399), (558, 34266), (837, 22844), (1116, 17133), (1674, 11422), (3348, 5711)]