18565664

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{3433}}^1$

素因数の和:3469

約数の個数: 36

約数和(自身を含む): 39590586

約数和(自身を除く): 21024922

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 3433, 5408, 6866, 13732, 27464, 44629, 54928, 89258, 109856, 178516, 357032, 580177, 714064, 1160354, 1428128, 2320708, 4641416, 9282832, 18565664]

約数ペア:

[(1, 18565664), (2, 9282832), (4, 4641416), (8, 2320708), (13, 1428128), (16, 1160354), (26, 714064), (32, 580177), (52, 357032), (104, 178516), (169, 109856), (208, 89258), (338, 54928), (416, 44629), (676, 27464), (1352, 13732), (2704, 6866), (3433, 5408)]