90811982

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{347}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 147329280

約数和(自身を除く): 56517298

約数列:

[1, 2, 19, 38, 71, 97, 142, 194, 347, 694, 1349, 1843, 2698, 3686, 6593, 6887, 13186, 13774, 24637, 33659, 49274, 67318, 130853, 261706, 468103, 639521, 936206, 1279042, 2389789, 4779578, 45405991, 90811982]

約数ペア:

[(1, 90811982), (2, 45405991), (19, 4779578), (38, 2389789), (71, 1279042), (97, 936206), (142, 639521), (194, 468103), (347, 261706), (694, 130853), (1349, 67318), (1843, 49274), (2698, 33659), (3686, 24637), (6593, 13774), (6887, 13186)]