20176714964

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1\times {\mathrm{17837}}^1$

素因数の和:18488

約数の個数: 48

約数和(自身を含む): 40996005120

約数和(自身を除く): 20819290156

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 569, 994, 1138, 1988, 2276, 3983, 7966, 15932, 17837, 35674, 40399, 71348, 80798, 124859, 161596, 249718, 282793, 499436, 565586, 1131172, 1266427, 2532854, 5065708, 8864989, 10149253, 17729978, 20298506, 35459956, 40597012, 71044771, 142089542, 284179084, 720596963, 1441193926, 2882387852, 5044178741, 10088357482, 20176714964]

約数ペア:

[(1, 20176714964), (2, 10088357482), (4, 5044178741), (7, 2882387852), (14, 1441193926), (28, 720596963), (71, 284179084), (142, 142089542), (284, 71044771), (497, 40597012), (569, 35459956), (994, 20298506), (1138, 17729978), (1988, 10149253), (2276, 8864989), (3983, 5065708), (7966, 2532854), (15932, 1266427), (17837, 1131172), (35674, 565586), (40399, 499436), (71348, 282793), (80798, 249718), (124859, 161596)]