12669808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{587}}^1$

素因数の和:685

約数の個数: 40

約数和(自身を含む): 26248320

約数和(自身を除く): 13578512

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 587, 1136, 1174, 1349, 2348, 2698, 4696, 5396, 9392, 10792, 11153, 21584, 22306, 41677, 44612, 83354, 89224, 166708, 178448, 333416, 666832, 791863, 1583726, 3167452, 6334904, 12669808]

約数ペア:

[(1, 12669808), (2, 6334904), (4, 3167452), (8, 1583726), (16, 791863), (19, 666832), (38, 333416), (71, 178448), (76, 166708), (142, 89224), (152, 83354), (284, 44612), (304, 41677), (568, 22306), (587, 21584), (1136, 11153), (1174, 10792), (1349, 9392), (2348, 5396), (2698, 4696)]