20173823986

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{929}}^1$

素因数の和:1195

約数の個数: 64

約数和(自身を含む): 32880038400

約数和(自身を除く): 12706214414

約数列:

[1, 2, 23, 46, 61, 71, 109, 122, 142, 218, 929, 1403, 1633, 1858, 2507, 2806, 3266, 4331, 5014, 6649, 7739, 8662, 13298, 15478, 21367, 42734, 56669, 65959, 99613, 101261, 113338, 131918, 152927, 177997, 199226, 202522, 305854, 355994, 472079, 944158, 1303387, 1517057, 2329003, 2606774, 3034114, 4023499, 4658006, 6176921, 7189531, 8046998, 10857817, 12353842, 14379062, 21715634, 92540477, 142069183, 165359213, 185080954, 284138366, 330718426, 438561391, 877122782, 10086911993, 20173823986]

約数ペア:

[(1, 20173823986), (2, 10086911993), (23, 877122782), (46, 438561391), (61, 330718426), (71, 284138366), (109, 185080954), (122, 165359213), (142, 142069183), (218, 92540477), (929, 21715634), (1403, 14379062), (1633, 12353842), (1858, 10857817), (2507, 8046998), (2806, 7189531), (3266, 6176921), (4331, 4658006), (5014, 4023499), (6649, 3034114), (7739, 2606774), (8662, 2329003), (13298, 1517057), (15478, 1303387), (21367, 944158), (42734, 472079), (56669, 355994), (65959, 305854), (99613, 202522), (101261, 199226), (113338, 177997), (131918, 152927)]