18315090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1033}}^1$

素因数の和:1243

約数の個数: 48

約数和(自身を含む): 47907288

約数和(自身を除く): 29592198

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 197, 394, 591, 985, 1033, 1182, 1773, 1970, 2066, 2955, 3099, 3546, 5165, 5910, 6198, 8865, 9297, 10330, 15495, 17730, 18594, 30990, 46485, 92970, 203501, 407002, 610503, 1017505, 1221006, 1831509, 2035010, 3052515, 3663018, 6105030, 9157545, 18315090]

約数ペア:

[(1, 18315090), (2, 9157545), (3, 6105030), (5, 3663018), (6, 3052515), (9, 2035010), (10, 1831509), (15, 1221006), (18, 1017505), (30, 610503), (45, 407002), (90, 203501), (197, 92970), (394, 46485), (591, 30990), (985, 18594), (1033, 17730), (1182, 15495), (1773, 10330), (1970, 9297), (2066, 8865), (2955, 6198), (3099, 5910), (3546, 5165)]