4079984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{13421}}^1$

素因数の和:13448

約数の個数: 20

約数和(自身を含む): 8321640

約数和(自身を除く): 4241656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 13421, 26842, 53684, 107368, 214736, 254999, 509998, 1019996, 2039992, 4079984]

約数ペア:

[(1, 4079984), (2, 2039992), (4, 1019996), (8, 509998), (16, 254999), (19, 214736), (38, 107368), (76, 53684), (152, 26842), (304, 13421)]