16591788

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 44728320

約数和(自身を除く): 28136532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 127, 171, 191, 228, 254, 342, 381, 382, 508, 573, 684, 762, 764, 1143, 1146, 1524, 1719, 2286, 2292, 2413, 3438, 3629, 4572, 4826, 6876, 7239, 7258, 9652, 10887, 14478, 14516, 21717, 21774, 24257, 28956, 32661, 43434, 43548, 48514, 65322, 72771, 86868, 97028, 130644, 145542, 218313, 291084, 436626, 460883, 873252, 921766, 1382649, 1843532, 2765298, 4147947, 5530596, 8295894, 16591788]

約数ペア:

[(1, 16591788), (2, 8295894), (3, 5530596), (4, 4147947), (6, 2765298), (9, 1843532), (12, 1382649), (18, 921766), (19, 873252), (36, 460883), (38, 436626), (57, 291084), (76, 218313), (114, 145542), (127, 130644), (171, 97028), (191, 86868), (228, 72771), (254, 65322), (342, 48514), (381, 43548), (382, 43434), (508, 32661), (573, 28956), (684, 24257), (762, 21774), (764, 21717), (1143, 14516), (1146, 14478), (1524, 10887), (1719, 9652), (2286, 7258), (2292, 7239), (2413, 6876), (3438, 4826), (3629, 4572)]