18316506

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{523}}^1$

素因数の和:990

約数の個数: 32

約数和(自身を含む): 39614400

約数和(自身を除く): 21297894

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 449, 523, 898, 1046, 1347, 1569, 2694, 3138, 5837, 6799, 11674, 13598, 17511, 20397, 35022, 40794, 234827, 469654, 704481, 1408962, 3052751, 6105502, 9158253, 18316506]

約数ペア:

[(1, 18316506), (2, 9158253), (3, 6105502), (6, 3052751), (13, 1408962), (26, 704481), (39, 469654), (78, 234827), (449, 40794), (523, 35022), (898, 20397), (1046, 17511), (1347, 13598), (1569, 11674), (2694, 6799), (3138, 5837)]