19328056

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 40889520

約数和(自身を除く): 21561464

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 121, 164, 242, 328, 451, 484, 487, 902, 968, 974, 1804, 1948, 3608, 3896, 4961, 5357, 9922, 10714, 19844, 19967, 21428, 39688, 39934, 42856, 58927, 79868, 117854, 159736, 219637, 235708, 439274, 471416, 878548, 1757096, 2416007, 4832014, 9664028, 19328056]

約数ペア:

[(1, 19328056), (2, 9664028), (4, 4832014), (8, 2416007), (11, 1757096), (22, 878548), (41, 471416), (44, 439274), (82, 235708), (88, 219637), (121, 159736), (164, 117854), (242, 79868), (328, 58927), (451, 42856), (484, 39934), (487, 39688), (902, 21428), (968, 19967), (974, 19844), (1804, 10714), (1948, 9922), (3608, 5357), (3896, 4961)]