201225656

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{19759}}^1$

素因数の和:19851

約数の個数: 32

約数和(自身を含む): 403104000

約数和(自身を除く): 201878344

約数列:

[1, 2, 4, 8, 19, 38, 67, 76, 134, 152, 268, 536, 1273, 2546, 5092, 10184, 19759, 39518, 79036, 158072, 375421, 750842, 1323853, 1501684, 2647706, 3003368, 5295412, 10590824, 25153207, 50306414, 100612828, 201225656]

約数ペア:

[(1, 201225656), (2, 100612828), (4, 50306414), (8, 25153207), (19, 10590824), (38, 5295412), (67, 3003368), (76, 2647706), (134, 1501684), (152, 1323853), (268, 750842), (536, 375421), (1273, 158072), (2546, 79036), (5092, 39518), (10184, 19759)]