20186819720

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{3021979}}^1$

素因数の和:3022157

約数の個数: 32

約数和(自身を含む): 45692337600

約数和(自身を除く): 25505517880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 3021979, 6043958, 12087916, 15109895, 24175832, 30219790, 60439580, 120879160, 504670493, 1009340986, 2018681972, 2523352465, 4037363944, 5046704930, 10093409860, 20186819720]

約数ペア:

[(1, 20186819720), (2, 10093409860), (4, 5046704930), (5, 4037363944), (8, 2523352465), (10, 2018681972), (20, 1009340986), (40, 504670493), (167, 120879160), (334, 60439580), (668, 30219790), (835, 24175832), (1336, 15109895), (1670, 12087916), (3340, 6043958), (6680, 3021979)]