20344144

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{937}}^1$

素因数の和:1027

約数の個数: 40

約数和(自身を含む): 41872320

約数和(自身を除く): 21528176

約数列:

[1, 2, 4, 8, 16, 23, 46, 59, 92, 118, 184, 236, 368, 472, 937, 944, 1357, 1874, 2714, 3748, 5428, 7496, 10856, 14992, 21551, 21712, 43102, 55283, 86204, 110566, 172408, 221132, 344816, 442264, 884528, 1271509, 2543018, 5086036, 10172072, 20344144]

約数ペア:

[(1, 20344144), (2, 10172072), (4, 5086036), (8, 2543018), (16, 1271509), (23, 884528), (46, 442264), (59, 344816), (92, 221132), (118, 172408), (184, 110566), (236, 86204), (368, 55283), (472, 43102), (937, 21712), (944, 21551), (1357, 14992), (1874, 10856), (2714, 7496), (3748, 5428)]