20175194802

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{616639}}^1$

素因数の和:616711

約数の個数: 64

約数和(自身を含む): 49725849600

約数和(自身を除く): 29550654798

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 41, 42, 57, 82, 114, 123, 133, 246, 266, 287, 399, 574, 779, 798, 861, 1558, 1722, 2337, 4674, 5453, 10906, 16359, 32718, 616639, 1233278, 1849917, 3699834, 4316473, 8632946, 11716141, 12949419, 23432282, 25282199, 25898838, 35148423, 50564398, 70296846, 75846597, 82012987, 151693194, 164025974, 176975393, 246038961, 353950786, 480361781, 492077922, 530926179, 960723562, 1061852358, 1441085343, 2882170686, 3362532467, 6725064934, 10087597401, 20175194802]

約数ペア:

[(1, 20175194802), (2, 10087597401), (3, 6725064934), (6, 3362532467), (7, 2882170686), (14, 1441085343), (19, 1061852358), (21, 960723562), (38, 530926179), (41, 492077922), (42, 480361781), (57, 353950786), (82, 246038961), (114, 176975393), (123, 164025974), (133, 151693194), (246, 82012987), (266, 75846597), (287, 70296846), (399, 50564398), (574, 35148423), (779, 25898838), (798, 25282199), (861, 23432282), (1558, 12949419), (1722, 11716141), (2337, 8632946), (4674, 4316473), (5453, 3699834), (10906, 1849917), (16359, 1233278), (32718, 616639)]