18455476

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1187}}^1$

素因数の和:1240

約数の個数: 36

約数和(自身を含む): 36523872

約数和(自身を除く): 18068396

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 169, 299, 338, 598, 676, 1187, 1196, 2374, 3887, 4748, 7774, 15431, 15548, 27301, 30862, 54602, 61724, 109204, 200603, 354913, 401206, 709826, 802412, 1419652, 4613869, 9227738, 18455476]

約数ペア:

[(1, 18455476), (2, 9227738), (4, 4613869), (13, 1419652), (23, 802412), (26, 709826), (46, 401206), (52, 354913), (92, 200603), (169, 109204), (299, 61724), (338, 54602), (598, 30862), (676, 27301), (1187, 15548), (1196, 15431), (2374, 7774), (3887, 4748)]