18308895

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2999}}^1$

素因数の和:3055

約数の個数: 32

約数和(自身を含む): 32832000

約数和(自身を除く): 14523105

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 2035, 2999, 6105, 8997, 14995, 32989, 44985, 98967, 110963, 164945, 332889, 494835, 554815, 1220593, 1664445, 3661779, 6102965, 18308895]

約数ペア:

[(1, 18308895), (3, 6102965), (5, 3661779), (11, 1664445), (15, 1220593), (33, 554815), (37, 494835), (55, 332889), (111, 164945), (165, 110963), (185, 98967), (407, 44985), (555, 32989), (1221, 14995), (2035, 8997), (2999, 6105)]