204640336

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{8521}}^1$

素因数の和:8627

約数の個数: 40

約数和(自身を含む): 422691200

約数和(自身を除く): 218050864

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 79, 152, 158, 304, 316, 632, 1264, 1501, 3002, 6004, 8521, 12008, 17042, 24016, 34084, 68168, 136336, 161899, 323798, 647596, 673159, 1295192, 1346318, 2590384, 2692636, 5385272, 10770544, 12790021, 25580042, 51160084, 102320168, 204640336]

約数ペア:

[(1, 204640336), (2, 102320168), (4, 51160084), (8, 25580042), (16, 12790021), (19, 10770544), (38, 5385272), (76, 2692636), (79, 2590384), (152, 1346318), (158, 1295192), (304, 673159), (316, 647596), (632, 323798), (1264, 161899), (1501, 136336), (3002, 68168), (6004, 34084), (8521, 24016), (12008, 17042)]