87801964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{8819}}^1$

素因数の和:8973

約数の個数: 24

約数和(自身を含む): 162993600

約数和(自身を除く): 75191636

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2489, 4978, 8819, 9956, 17638, 35276, 167561, 335122, 670244, 1155289, 2310578, 4621156, 21950491, 43900982, 87801964]

約数ペア:

[(1, 87801964), (2, 43900982), (4, 21950491), (19, 4621156), (38, 2310578), (76, 1155289), (131, 670244), (262, 335122), (524, 167561), (2489, 35276), (4978, 17638), (8819, 9956)]