20303154

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 45556992

約数和(自身を除く): 25253838

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 103, 141, 206, 233, 282, 309, 423, 466, 618, 699, 846, 927, 1398, 1854, 2097, 4194, 4841, 9682, 10951, 14523, 21902, 23999, 29046, 32853, 43569, 47998, 65706, 71997, 87138, 98559, 143994, 197118, 215991, 431982, 1127953, 2255906, 3383859, 6767718, 10151577, 20303154]

約数ペア:

[(1, 20303154), (2, 10151577), (3, 6767718), (6, 3383859), (9, 2255906), (18, 1127953), (47, 431982), (94, 215991), (103, 197118), (141, 143994), (206, 98559), (233, 87138), (282, 71997), (309, 65706), (423, 47998), (466, 43569), (618, 32853), (699, 29046), (846, 23999), (927, 21902), (1398, 14523), (1854, 10951), (2097, 9682), (4194, 4841)]