19211322

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3469}}^1$

素因数の和:3558

約数の個数: 32

約数和(自身を含む): 41973120

約数和(自身を除く): 22761798

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 3469, 5538, 6938, 10407, 20814, 45097, 90194, 135291, 246299, 270582, 492598, 738897, 1477794, 3201887, 6403774, 9605661, 19211322]

約数ペア:

[(1, 19211322), (2, 9605661), (3, 6403774), (6, 3201887), (13, 1477794), (26, 738897), (39, 492598), (71, 270582), (78, 246299), (142, 135291), (213, 90194), (426, 45097), (923, 20814), (1846, 10407), (2769, 6938), (3469, 5538)]