30690218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 51433536

約数和(自身を除く): 20743318

約数列:

[1, 2, 13, 26, 43, 86, 97, 194, 283, 559, 566, 1118, 1261, 2522, 3679, 4171, 7358, 8342, 12169, 24338, 27451, 54223, 54902, 108446, 158197, 316394, 356863, 713726, 1180393, 2360786, 15345109, 30690218]

約数ペア:

[(1, 30690218), (2, 15345109), (13, 2360786), (26, 1180393), (43, 713726), (86, 356863), (97, 316394), (194, 158197), (283, 108446), (559, 54902), (566, 54223), (1118, 27451), (1261, 24338), (2522, 12169), (3679, 8342), (4171, 7358)]