31840144

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9803}}^1$

素因数の和:9847

約数の個数: 40

約数和(自身を含む): 72941760

約数和(自身を除く): 41101616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 9803, 19606, 39212, 68621, 78424, 137242, 156848, 274484, 284287, 548968, 568574, 1097936, 1137148, 1990009, 2274296, 3980018, 4548592, 7960036, 15920072, 31840144]

約数ペア:

[(1, 31840144), (2, 15920072), (4, 7960036), (7, 4548592), (8, 3980018), (14, 2274296), (16, 1990009), (28, 1137148), (29, 1097936), (56, 568574), (58, 548968), (112, 284287), (116, 274484), (203, 156848), (232, 137242), (406, 78424), (464, 68621), (812, 39212), (1624, 19606), (3248, 9803)]