156717928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{21937}}^1$

素因数の和:22009

約数の個数: 32

約数和(自身を含む): 315907200

約数和(自身を除く): 159189272

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 3572, 7144, 21937, 43874, 87748, 175496, 416803, 833606, 1031039, 1667212, 2062078, 3334424, 4124156, 8248312, 19589741, 39179482, 78358964, 156717928]

約数ペア:

[(1, 156717928), (2, 78358964), (4, 39179482), (8, 19589741), (19, 8248312), (38, 4124156), (47, 3334424), (76, 2062078), (94, 1667212), (152, 1031039), (188, 833606), (376, 416803), (893, 175496), (1786, 87748), (3572, 43874), (7144, 21937)]