18843734

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{2113}}^1$

素因数の和:2149

約数の個数: 32

約数和(自身を含む): 35515200

約数和(自身を除く): 16671466

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 2113, 4226, 4459, 8918, 14791, 27469, 29582, 54938, 103537, 192283, 207074, 384566, 724759, 1345981, 1449518, 2691962, 9421867, 18843734]

約数ペア:

[(1, 18843734), (2, 9421867), (7, 2691962), (13, 1449518), (14, 1345981), (26, 724759), (49, 384566), (91, 207074), (98, 192283), (182, 103537), (343, 54938), (637, 29582), (686, 27469), (1274, 14791), (2113, 8918), (4226, 4459)]