20164538674

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{70373}}^1$

素因数の和:70690

約数の個数: 32

約数和(自身を含む): 35090165376

約数和(自身を除く): 14925626702

約数列:

[1, 2, 7, 14, 97, 194, 211, 422, 679, 1358, 1477, 2954, 20467, 40934, 70373, 140746, 143269, 286538, 492611, 985222, 6826181, 13652362, 14848703, 29697406, 47783267, 95566534, 103940921, 207881842, 1440324191, 2880648382, 10082269337, 20164538674]

約数ペア:

[(1, 20164538674), (2, 10082269337), (7, 2880648382), (14, 1440324191), (97, 207881842), (194, 103940921), (211, 95566534), (422, 47783267), (679, 29697406), (1358, 14848703), (1477, 13652362), (2954, 6826181), (20467, 985222), (40934, 492611), (70373, 286538), (140746, 143269)]