20286376

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1103}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 44049600

約数和(自身を除く): 23763224

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 121, 152, 209, 242, 418, 484, 836, 968, 1103, 1672, 2206, 2299, 4412, 4598, 8824, 9196, 12133, 18392, 20957, 24266, 41914, 48532, 83828, 97064, 133463, 167656, 230527, 266926, 461054, 533852, 922108, 1067704, 1844216, 2535797, 5071594, 10143188, 20286376]

約数ペア:

[(1, 20286376), (2, 10143188), (4, 5071594), (8, 2535797), (11, 1844216), (19, 1067704), (22, 922108), (38, 533852), (44, 461054), (76, 266926), (88, 230527), (121, 167656), (152, 133463), (209, 97064), (242, 83828), (418, 48532), (484, 41914), (836, 24266), (968, 20957), (1103, 18392), (1672, 12133), (2206, 9196), (2299, 8824), (4412, 4598)]