218240498

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{6263}}^1$

素因数の和:6422

約数の個数: 32

約数和(自身を含む): 396887040

約数和(自身を除く): 178646542

約数列:

[1, 2, 7, 14, 19, 38, 131, 133, 262, 266, 917, 1834, 2489, 4978, 6263, 12526, 17423, 34846, 43841, 87682, 118997, 237994, 820453, 832979, 1640906, 1665958, 5743171, 11486342, 15588607, 31177214, 109120249, 218240498]

約数ペア:

[(1, 218240498), (2, 109120249), (7, 31177214), (14, 15588607), (19, 11486342), (38, 5743171), (131, 1665958), (133, 1640906), (262, 832979), (266, 820453), (917, 237994), (1834, 118997), (2489, 87682), (4978, 43841), (6263, 34846), (12526, 17423)]