17939142

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2473}}^1$

素因数の和:2525

約数の個数: 48

約数和(自身を含む): 43225728

約数和(自身を除く): 25286586

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 2473, 3627, 4946, 7254, 7419, 14838, 22257, 32149, 44514, 64298, 76663, 96447, 153326, 192894, 229989, 289341, 459978, 578682, 689967, 996619, 1379934, 1993238, 2989857, 5979714, 8969571, 17939142]

約数ペア:

[(1, 17939142), (2, 8969571), (3, 5979714), (6, 2989857), (9, 1993238), (13, 1379934), (18, 996619), (26, 689967), (31, 578682), (39, 459978), (62, 289341), (78, 229989), (93, 192894), (117, 153326), (186, 96447), (234, 76663), (279, 64298), (403, 44514), (558, 32149), (806, 22257), (1209, 14838), (2418, 7419), (2473, 7254), (3627, 4946)]