18718008

素因数分解:

$2^3\times 3^1\times {\mathrm{787}}^1\times {\mathrm{991}}^1$

素因数の和:1787

約数の個数: 32

約数和(自身を含む): 46901760

約数和(自身を除く): 28183752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 787, 991, 1574, 1982, 2361, 2973, 3148, 3964, 4722, 5946, 6296, 7928, 9444, 11892, 18888, 23784, 779917, 1559834, 2339751, 3119668, 4679502, 6239336, 9359004, 18718008]

約数ペア:

[(1, 18718008), (2, 9359004), (3, 6239336), (4, 4679502), (6, 3119668), (8, 2339751), (12, 1559834), (24, 779917), (787, 23784), (991, 18888), (1574, 11892), (1982, 9444), (2361, 7928), (2973, 6296), (3148, 5946), (3964, 4722)]