16904756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 34560960

約数和(自身を除く): 17656204

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 73, 76, 146, 209, 277, 292, 418, 554, 803, 836, 1108, 1387, 1606, 2774, 3047, 3212, 5263, 5548, 6094, 10526, 12188, 15257, 20221, 21052, 30514, 40442, 57893, 61028, 80884, 115786, 222431, 231572, 384199, 444862, 768398, 889724, 1536796, 4226189, 8452378, 16904756]

約数ペア:

[(1, 16904756), (2, 8452378), (4, 4226189), (11, 1536796), (19, 889724), (22, 768398), (38, 444862), (44, 384199), (73, 231572), (76, 222431), (146, 115786), (209, 80884), (277, 61028), (292, 57893), (418, 40442), (554, 30514), (803, 21052), (836, 20221), (1108, 15257), (1387, 12188), (1606, 10526), (2774, 6094), (3047, 5548), (3212, 5263)]