20481496

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{6199}}^1$

素因数の和:6271

約数の個数: 32

約数和(自身を含む): 44640000

約数和(自身を除く): 24158504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 1652, 3304, 6199, 12398, 24796, 43393, 49592, 86786, 173572, 347144, 365741, 731482, 1462964, 2560187, 2925928, 5120374, 10240748, 20481496]

約数ペア:

[(1, 20481496), (2, 10240748), (4, 5120374), (7, 2925928), (8, 2560187), (14, 1462964), (28, 731482), (56, 365741), (59, 347144), (118, 173572), (236, 86786), (413, 49592), (472, 43393), (826, 24796), (1652, 12398), (3304, 6199)]