18019722

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1049}}^1$

素因数の和:1470

約数の個数: 32

約数和(自身を含む): 41328000

約数和(自身を除く): 23308278

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 409, 818, 1049, 1227, 2098, 2454, 2863, 3147, 5726, 6294, 7343, 8589, 14686, 17178, 22029, 44058, 429041, 858082, 1287123, 2574246, 3003287, 6006574, 9009861, 18019722]

約数ペア:

[(1, 18019722), (2, 9009861), (3, 6006574), (6, 3003287), (7, 2574246), (14, 1287123), (21, 858082), (42, 429041), (409, 44058), (818, 22029), (1049, 17178), (1227, 14686), (2098, 8589), (2454, 7343), (2863, 6294), (3147, 5726)]