20442423

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 10523337

約数列:

[1, 3, 19, 23, 31, 57, 69, 93, 437, 503, 589, 713, 1311, 1509, 1767, 2139, 9557, 11569, 13547, 15593, 28671, 34707, 40641, 46779, 219811, 296267, 358639, 659433, 888801, 1075917, 6814141, 20442423]

約数ペア:

[(1, 20442423), (3, 6814141), (19, 1075917), (23, 888801), (31, 659433), (57, 358639), (69, 296267), (93, 219811), (437, 46779), (503, 40641), (589, 34707), (713, 28671), (1311, 15593), (1509, 13547), (1767, 11569), (2139, 9557)]