82916912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20981}}^1$

素因数の和:21021

約数の個数: 40

約数和(自身を含む): 182123760

約数和(自身を除く): 99206848

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 20981, 41962, 83924, 167848, 272753, 335696, 398639, 545506, 797278, 1091012, 1594556, 2182024, 3189112, 4364048, 5182307, 6378224, 10364614, 20729228, 41458456, 82916912]

約数ペア:

[(1, 82916912), (2, 41458456), (4, 20729228), (8, 10364614), (13, 6378224), (16, 5182307), (19, 4364048), (26, 3189112), (38, 2182024), (52, 1594556), (76, 1091012), (104, 797278), (152, 545506), (208, 398639), (247, 335696), (304, 272753), (494, 167848), (988, 83924), (1976, 41962), (3952, 20981)]