18455820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4591}}^1$

素因数の和:4670

約数の個数: 48

約数和(自身を含む): 52459008

約数和(自身を除く): 34003188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 4591, 9182, 13773, 18364, 22955, 27546, 45910, 55092, 68865, 91820, 137730, 275460, 307597, 615194, 922791, 1230388, 1537985, 1845582, 3075970, 3691164, 4613955, 6151940, 9227910, 18455820]

約数ペア:

[(1, 18455820), (2, 9227910), (3, 6151940), (4, 4613955), (5, 3691164), (6, 3075970), (10, 1845582), (12, 1537985), (15, 1230388), (20, 922791), (30, 615194), (60, 307597), (67, 275460), (134, 137730), (201, 91820), (268, 68865), (335, 55092), (402, 45910), (670, 27546), (804, 22955), (1005, 18364), (1340, 13773), (2010, 9182), (4020, 4591)]