20161656

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{3011}}^1$

素因数の和:3057

約数の個数: 64

約数和(自身を含む): 57830400

約数和(自身を除く): 37668744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 3011, 3348, 6022, 6696, 9033, 12044, 18066, 24088, 27099, 36132, 54198, 72264, 81297, 93341, 108396, 162594, 186682, 216792, 280023, 325188, 373364, 560046, 650376, 746728, 840069, 1120092, 1680138, 2240184, 2520207, 3360276, 5040414, 6720552, 10080828, 20161656]

約数ペア:

[(1, 20161656), (2, 10080828), (3, 6720552), (4, 5040414), (6, 3360276), (8, 2520207), (9, 2240184), (12, 1680138), (18, 1120092), (24, 840069), (27, 746728), (31, 650376), (36, 560046), (54, 373364), (62, 325188), (72, 280023), (93, 216792), (108, 186682), (124, 162594), (186, 108396), (216, 93341), (248, 81297), (279, 72264), (372, 54198), (558, 36132), (744, 27099), (837, 24088), (1116, 18066), (1674, 12044), (2232, 9033), (3011, 6696), (3348, 6022)]