1319871632

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{22039}}^1$

素因数の和:22263

約数の個数: 40

約数和(自身を含む): 2705630400

約数和(自身を除く): 1385758768

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 197, 304, 394, 788, 1576, 3152, 3743, 7486, 14972, 22039, 29944, 44078, 59888, 88156, 176312, 352624, 418741, 837482, 1674964, 3349928, 4341683, 6699856, 8683366, 17366732, 34733464, 69466928, 82491977, 164983954, 329967908, 659935816, 1319871632]

約数ペア:

[(1, 1319871632), (2, 659935816), (4, 329967908), (8, 164983954), (16, 82491977), (19, 69466928), (38, 34733464), (76, 17366732), (152, 8683366), (197, 6699856), (304, 4341683), (394, 3349928), (788, 1674964), (1576, 837482), (3152, 418741), (3743, 352624), (7486, 176312), (14972, 88156), (22039, 59888), (29944, 44078)]