20164508746

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1\times {\mathrm{18013}}^1$

素因数の和:18454

約数の個数: 32

約数和(自身を含む): 32295499200

約数和(自身を除く): 12130990454

約数列:

[1, 2, 19, 38, 89, 178, 331, 662, 1691, 3382, 6289, 12578, 18013, 29459, 36026, 58918, 342247, 559721, 684494, 1119442, 1603157, 3206314, 5962303, 11924606, 30459983, 60919966, 113283757, 226567514, 530644967, 1061289934, 10082254373, 20164508746]

約数ペア:

[(1, 20164508746), (2, 10082254373), (19, 1061289934), (38, 530644967), (89, 226567514), (178, 113283757), (331, 60919966), (662, 30459983), (1691, 11924606), (3382, 5962303), (6289, 3206314), (12578, 1603157), (18013, 1119442), (29459, 684494), (36026, 559721), (58918, 342247)]