1861569232

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{1153}}^1$

素因数の和:1340

約数の個数: 80

約数和(自身を含む): 3915106560

約数和(自身を除く): 2053537328

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 113, 152, 188, 226, 304, 376, 452, 752, 893, 904, 1153, 1786, 1808, 2147, 2306, 3572, 4294, 4612, 5311, 7144, 8588, 9224, 10622, 14288, 17176, 18448, 21244, 21907, 34352, 42488, 43814, 54191, 84976, 87628, 100909, 108382, 130289, 175256, 201818, 216764, 260578, 350512, 403636, 433528, 521156, 807272, 867056, 1029629, 1042312, 1614544, 2059258, 2084624, 2475491, 4118516, 4950982, 6123583, 8237032, 9901964, 12247166, 16474064, 19803928, 24494332, 39607856, 48988664, 97977328, 116348077, 232696154, 465392308, 930784616, 1861569232]

約数ペア:

[(1, 1861569232), (2, 930784616), (4, 465392308), (8, 232696154), (16, 116348077), (19, 97977328), (38, 48988664), (47, 39607856), (76, 24494332), (94, 19803928), (113, 16474064), (152, 12247166), (188, 9901964), (226, 8237032), (304, 6123583), (376, 4950982), (452, 4118516), (752, 2475491), (893, 2084624), (904, 2059258), (1153, 1614544), (1786, 1042312), (1808, 1029629), (2147, 867056), (2306, 807272), (3572, 521156), (4294, 433528), (4612, 403636), (5311, 350512), (7144, 260578), (8588, 216764), (9224, 201818), (10622, 175256), (14288, 130289), (17176, 108382), (18448, 100909), (21244, 87628), (21907, 84976), (34352, 54191), (42488, 43814)]