20171101672

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1\times {\mathrm{2917}}^1$

素因数の和:3370

約数の個数: 64

約数和(自身を含む): 39481240320

約数和(自身を除く): 19310138648

約数列:

[1, 2, 4, 8, 47, 53, 94, 106, 188, 212, 347, 376, 424, 694, 1388, 2491, 2776, 2917, 4982, 5834, 9964, 11668, 16309, 18391, 19928, 23336, 32618, 36782, 65236, 73564, 130472, 137099, 147128, 154601, 274198, 309202, 548396, 618404, 864377, 1012199, 1096792, 1236808, 1728754, 2024398, 3457508, 4048796, 6915016, 7266247, 8097592, 14532494, 29064988, 47573353, 53646547, 58129976, 95146706, 107293094, 190293412, 214586188, 380586824, 429172376, 2521387709, 5042775418, 10085550836, 20171101672]

約数ペア:

[(1, 20171101672), (2, 10085550836), (4, 5042775418), (8, 2521387709), (47, 429172376), (53, 380586824), (94, 214586188), (106, 190293412), (188, 107293094), (212, 95146706), (347, 58129976), (376, 53646547), (424, 47573353), (694, 29064988), (1388, 14532494), (2491, 8097592), (2776, 7266247), (2917, 6915016), (4982, 4048796), (5834, 3457508), (9964, 2024398), (11668, 1728754), (16309, 1236808), (18391, 1096792), (19928, 1012199), (23336, 864377), (32618, 618404), (36782, 548396), (65236, 309202), (73564, 274198), (130472, 154601), (137099, 147128)]