18123466

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{997}}^1$

素因数の和:1209

約数の個数: 16

約数和(自身を含む): 27844200

約数和(自身を除く): 9720734

約数列:

[1, 2, 61, 122, 149, 298, 997, 1994, 9089, 18178, 60817, 121634, 148553, 297106, 9061733, 18123466]

約数ペア:

[(1, 18123466), (2, 9061733), (61, 297106), (122, 148553), (149, 121634), (298, 60817), (997, 18178), (1994, 9089)]