218218736

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{470299}}^1$

素因数の和:470336

約数の個数: 20

約数和(自身を含む): 437379000

約数和(自身を除く): 219160264

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 470299, 940598, 1881196, 3762392, 7524784, 13638671, 27277342, 54554684, 109109368, 218218736]

約数ペア:

[(1, 218218736), (2, 109109368), (4, 54554684), (8, 27277342), (16, 13638671), (29, 7524784), (58, 3762392), (116, 1881196), (232, 940598), (464, 470299)]