19863378

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:631

約数の個数: 48

約数和(自身を含む): 45995040

約数和(自身を除く): 26131662

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 139, 153, 278, 306, 417, 467, 834, 934, 1251, 1401, 2363, 2502, 2802, 4203, 4726, 7089, 7939, 8406, 14178, 15878, 21267, 23817, 42534, 47634, 64913, 71451, 129826, 142902, 194739, 389478, 584217, 1103521, 1168434, 2207042, 3310563, 6621126, 9931689, 19863378]

約数ペア:

[(1, 19863378), (2, 9931689), (3, 6621126), (6, 3310563), (9, 2207042), (17, 1168434), (18, 1103521), (34, 584217), (51, 389478), (102, 194739), (139, 142902), (153, 129826), (278, 71451), (306, 64913), (417, 47634), (467, 42534), (834, 23817), (934, 21267), (1251, 15878), (1401, 14178), (2363, 8406), (2502, 7939), (2802, 7089), (4203, 4726)]