19397752

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 41416200

約数和(自身を除く): 22018448

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 121, 232, 242, 319, 484, 638, 691, 968, 1276, 1382, 2552, 2764, 3509, 5528, 7018, 7601, 14036, 15202, 20039, 28072, 30404, 40078, 60808, 80156, 83611, 160312, 167222, 220429, 334444, 440858, 668888, 881716, 1763432, 2424719, 4849438, 9698876, 19397752]

約数ペア:

[(1, 19397752), (2, 9698876), (4, 4849438), (8, 2424719), (11, 1763432), (22, 881716), (29, 668888), (44, 440858), (58, 334444), (88, 220429), (116, 167222), (121, 160312), (232, 83611), (242, 80156), (319, 60808), (484, 40078), (638, 30404), (691, 28072), (968, 20039), (1276, 15202), (1382, 14036), (2552, 7601), (2764, 7018), (3509, 5528)]