20873696

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 43545600

約数和(自身を除く): 22671904

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 79, 92, 158, 184, 316, 359, 368, 632, 718, 736, 1264, 1436, 1817, 2528, 2872, 3634, 5744, 7268, 8257, 11488, 14536, 16514, 28361, 29072, 33028, 56722, 58144, 66056, 113444, 132112, 226888, 264224, 453776, 652303, 907552, 1304606, 2609212, 5218424, 10436848, 20873696]

約数ペア:

[(1, 20873696), (2, 10436848), (4, 5218424), (8, 2609212), (16, 1304606), (23, 907552), (32, 652303), (46, 453776), (79, 264224), (92, 226888), (158, 132112), (184, 113444), (316, 66056), (359, 58144), (368, 56722), (632, 33028), (718, 29072), (736, 28361), (1264, 16514), (1436, 14536), (1817, 11488), (2528, 8257), (2872, 7268), (3634, 5744)]