648292018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{2503}}^1$

素因数の和:2770

約数の個数: 32

約数和(自身を含む): 1084252032

約数和(自身を除く): 435960014

約数列:

[1, 2, 11, 22, 61, 122, 193, 386, 671, 1342, 2123, 2503, 4246, 5006, 11773, 23546, 27533, 55066, 129503, 152683, 259006, 305366, 483079, 966158, 1679513, 3359026, 5313869, 10627738, 29467819, 58935638, 324146009, 648292018]

約数ペア:

[(1, 648292018), (2, 324146009), (11, 58935638), (22, 29467819), (61, 10627738), (122, 5313869), (193, 3359026), (386, 1679513), (671, 966158), (1342, 483079), (2123, 305366), (2503, 259006), (4246, 152683), (5006, 129503), (11773, 55066), (23546, 27533)]