19213348

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 43436736

約数和(自身を除く): 24223388

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 106, 107, 121, 154, 212, 214, 242, 308, 371, 428, 484, 583, 742, 749, 847, 1166, 1177, 1484, 1498, 1694, 2332, 2354, 2996, 3388, 4081, 4708, 5671, 6413, 8162, 8239, 11342, 12826, 12947, 16324, 16478, 22684, 25652, 25894, 32956, 39697, 44891, 51788, 62381, 79394, 89782, 90629, 124762, 158788, 179564, 181258, 249524, 362516, 436667, 686191, 873334, 1372382, 1746668, 2744764, 4803337, 9606674, 19213348]

約数ペア:

[(1, 19213348), (2, 9606674), (4, 4803337), (7, 2744764), (11, 1746668), (14, 1372382), (22, 873334), (28, 686191), (44, 436667), (53, 362516), (77, 249524), (106, 181258), (107, 179564), (121, 158788), (154, 124762), (212, 90629), (214, 89782), (242, 79394), (308, 62381), (371, 51788), (428, 44891), (484, 39697), (583, 32956), (742, 25894), (749, 25652), (847, 22684), (1166, 16478), (1177, 16324), (1484, 12947), (1498, 12826), (1694, 11342), (2332, 8239), (2354, 8162), (2996, 6413), (3388, 5671), (4081, 4708)]