18628935

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1151}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 32514048

約数和(自身を除く): 13885113

約数列:

[1, 3, 5, 13, 15, 39, 65, 83, 195, 249, 415, 1079, 1151, 1245, 3237, 3453, 5395, 5755, 14963, 16185, 17265, 44889, 74815, 95533, 224445, 286599, 477665, 1241929, 1432995, 3725787, 6209645, 18628935]

約数ペア:

[(1, 18628935), (3, 6209645), (5, 3725787), (13, 1432995), (15, 1241929), (39, 477665), (65, 286599), (83, 224445), (195, 95533), (249, 74815), (415, 44889), (1079, 17265), (1151, 16185), (1245, 14963), (3237, 5755), (3453, 5395)]