20171105432

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{122761}}^1$

素因数の和:122856

約数の個数: 64

約数和(自身を含む): 42426547200

約数和(自身を除く): 22255441768

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 47, 76, 92, 94, 152, 184, 188, 376, 437, 874, 893, 1081, 1748, 1786, 2162, 3496, 3572, 4324, 7144, 8648, 20539, 41078, 82156, 122761, 164312, 245522, 491044, 982088, 2332459, 2823503, 4664918, 5647006, 5769767, 9329836, 11294012, 11539534, 18659672, 22588024, 23079068, 46158136, 53646557, 107293114, 109625573, 132704641, 214586228, 219251146, 265409282, 429172456, 438502292, 530818564, 877004584, 1061637128, 2521388179, 5042776358, 10085552716, 20171105432]

約数ペア:

[(1, 20171105432), (2, 10085552716), (4, 5042776358), (8, 2521388179), (19, 1061637128), (23, 877004584), (38, 530818564), (46, 438502292), (47, 429172456), (76, 265409282), (92, 219251146), (94, 214586228), (152, 132704641), (184, 109625573), (188, 107293114), (376, 53646557), (437, 46158136), (874, 23079068), (893, 22588024), (1081, 18659672), (1748, 11539534), (1786, 11294012), (2162, 9329836), (3496, 5769767), (3572, 5647006), (4324, 4664918), (7144, 2823503), (8648, 2332459), (20539, 982088), (41078, 491044), (82156, 245522), (122761, 164312)]