20555696

素因数分解:

$2^4\times 7^2\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:346

約数の個数: 60

約数和(自身を含む): 46903248

約数和(自身を除く): 26347552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 157, 167, 196, 314, 334, 392, 628, 668, 784, 1099, 1169, 1256, 1336, 2198, 2338, 2512, 2672, 4396, 4676, 7693, 8183, 8792, 9352, 15386, 16366, 17584, 18704, 26219, 30772, 32732, 52438, 61544, 65464, 104876, 123088, 130928, 183533, 209752, 367066, 419504, 734132, 1284731, 1468264, 2569462, 2936528, 5138924, 10277848, 20555696]

約数ペア:

[(1, 20555696), (2, 10277848), (4, 5138924), (7, 2936528), (8, 2569462), (14, 1468264), (16, 1284731), (28, 734132), (49, 419504), (56, 367066), (98, 209752), (112, 183533), (157, 130928), (167, 123088), (196, 104876), (314, 65464), (334, 61544), (392, 52438), (628, 32732), (668, 30772), (784, 26219), (1099, 18704), (1169, 17584), (1256, 16366), (1336, 15386), (2198, 9352), (2338, 8792), (2512, 8183), (2672, 7693), (4396, 4676)]