1891868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 3978240

約数和(自身を除く): 2086372

約数列:

[1, 2, 4, 11, 19, 22, 31, 38, 44, 62, 73, 76, 124, 146, 209, 292, 341, 418, 589, 682, 803, 836, 1178, 1364, 1387, 1606, 2263, 2356, 2774, 3212, 4526, 5548, 6479, 9052, 12958, 15257, 24893, 25916, 30514, 42997, 49786, 61028, 85994, 99572, 171988, 472967, 945934, 1891868]

約数ペア:

[(1, 1891868), (2, 945934), (4, 472967), (11, 171988), (19, 99572), (22, 85994), (31, 61028), (38, 49786), (44, 42997), (62, 30514), (73, 25916), (76, 24893), (124, 15257), (146, 12958), (209, 9052), (292, 6479), (341, 5548), (418, 4526), (589, 3212), (682, 2774), (803, 2356), (836, 2263), (1178, 1606), (1364, 1387)]