20927968

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{34421}}^1$

素因数の和:34450

約数の個数: 24

約数和(自身を含む): 43371720

約数和(自身を除く): 22443752

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 34421, 68842, 137684, 275368, 550736, 653999, 1101472, 1307998, 2615996, 5231992, 10463984, 20927968]

約数ペア:

[(1, 20927968), (2, 10463984), (4, 5231992), (8, 2615996), (16, 1307998), (19, 1101472), (32, 653999), (38, 550736), (76, 275368), (152, 137684), (304, 68842), (608, 34421)]