20105784

素因数分解:

$2^3\times 3^2\times {\mathrm{59}}^1\times {\mathrm{4733}}^1$

素因数の和:4804

約数の個数: 48

約数和(自身を含む): 55387800

約数和(自身を除く): 35282016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 59, 72, 118, 177, 236, 354, 472, 531, 708, 1062, 1416, 2124, 4248, 4733, 9466, 14199, 18932, 28398, 37864, 42597, 56796, 85194, 113592, 170388, 279247, 340776, 558494, 837741, 1116988, 1675482, 2233976, 2513223, 3350964, 5026446, 6701928, 10052892, 20105784]

約数ペア:

[(1, 20105784), (2, 10052892), (3, 6701928), (4, 5026446), (6, 3350964), (8, 2513223), (9, 2233976), (12, 1675482), (18, 1116988), (24, 837741), (36, 558494), (59, 340776), (72, 279247), (118, 170388), (177, 113592), (236, 85194), (354, 56796), (472, 42597), (531, 37864), (708, 28398), (1062, 18932), (1416, 14199), (2124, 9466), (4248, 4733)]