19107388

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 38949120

約数和(自身を除く): 19841732

約数列:

[1, 2, 4, 17, 19, 23, 34, 38, 46, 68, 76, 92, 323, 391, 437, 643, 646, 782, 874, 1286, 1292, 1564, 1748, 2572, 7429, 10931, 12217, 14789, 14858, 21862, 24434, 29578, 29716, 43724, 48868, 59156, 207689, 251413, 280991, 415378, 502826, 561982, 830756, 1005652, 1123964, 4776847, 9553694, 19107388]

約数ペア:

[(1, 19107388), (2, 9553694), (4, 4776847), (17, 1123964), (19, 1005652), (23, 830756), (34, 561982), (38, 502826), (46, 415378), (68, 280991), (76, 251413), (92, 207689), (323, 59156), (391, 48868), (437, 43724), (643, 29716), (646, 29578), (782, 24434), (874, 21862), (1286, 14858), (1292, 14789), (1564, 12217), (1748, 10931), (2572, 7429)]