18475408

素因数分解:

$2^4\times 7^1\times {\mathrm{293}}^1\times {\mathrm{563}}^1$

素因数の和:871

約数の個数: 40

約数和(自身を含む): 41122368

約数和(自身を除く): 22646960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 293, 563, 586, 1126, 1172, 2051, 2252, 2344, 3941, 4102, 4504, 4688, 7882, 8204, 9008, 15764, 16408, 31528, 32816, 63056, 164959, 329918, 659836, 1154713, 1319672, 2309426, 2639344, 4618852, 9237704, 18475408]

約数ペア:

[(1, 18475408), (2, 9237704), (4, 4618852), (7, 2639344), (8, 2309426), (14, 1319672), (16, 1154713), (28, 659836), (56, 329918), (112, 164959), (293, 63056), (563, 32816), (586, 31528), (1126, 16408), (1172, 15764), (2051, 9008), (2252, 8204), (2344, 7882), (3941, 4688), (4102, 4504)]