1639467724

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{661}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 2989486080

約数和(自身を除く): 1350018356

約数列:

[1, 2, 4, 47, 79, 94, 158, 167, 188, 316, 334, 661, 668, 1322, 2644, 3713, 7426, 7849, 13193, 14852, 15698, 26386, 31067, 31396, 52219, 52772, 62134, 104438, 110387, 124268, 208876, 220774, 441548, 620071, 1240142, 2454293, 2480284, 4908586, 5188189, 8720573, 9817172, 10376378, 17441146, 20752756, 34882292, 409866931, 819733862, 1639467724]

約数ペア:

[(1, 1639467724), (2, 819733862), (4, 409866931), (47, 34882292), (79, 20752756), (94, 17441146), (158, 10376378), (167, 9817172), (188, 8720573), (316, 5188189), (334, 4908586), (661, 2480284), (668, 2454293), (1322, 1240142), (2644, 620071), (3713, 441548), (7426, 220774), (7849, 208876), (13193, 124268), (14852, 110387), (15698, 104438), (26386, 62134), (31067, 52772), (31396, 52219)]