18818674

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 33656832

約数和(自身を除く): 14838158

約数列:

[1, 2, 7, 14, 31, 62, 131, 217, 262, 331, 434, 662, 917, 1834, 2317, 4061, 4634, 8122, 10261, 20522, 28427, 43361, 56854, 71827, 86722, 143654, 303527, 607054, 1344191, 2688382, 9409337, 18818674]

約数ペア:

[(1, 18818674), (2, 9409337), (7, 2688382), (14, 1344191), (31, 607054), (62, 303527), (131, 143654), (217, 86722), (262, 71827), (331, 56854), (434, 43361), (662, 28427), (917, 20522), (1834, 10261), (2317, 8122), (4061, 4634)]