20481822

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^2\times {\mathrm{239}}^1$

素因数の和:299

約数の個数: 60

約数和(自身を含む): 48177360

約数和(自身を除く): 27695538

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 239, 414, 478, 529, 621, 717, 1058, 1242, 1434, 1587, 1863, 2151, 3174, 3726, 4302, 4761, 5497, 6453, 9522, 10994, 12906, 14283, 16491, 19359, 28566, 32982, 38718, 42849, 49473, 85698, 98946, 126431, 148419, 252862, 296838, 379293, 445257, 758586, 890514, 1137879, 2275758, 3413637, 6827274, 10240911, 20481822]

約数ペア:

[(1, 20481822), (2, 10240911), (3, 6827274), (6, 3413637), (9, 2275758), (18, 1137879), (23, 890514), (27, 758586), (46, 445257), (54, 379293), (69, 296838), (81, 252862), (138, 148419), (162, 126431), (207, 98946), (239, 85698), (414, 49473), (478, 42849), (529, 38718), (621, 32982), (717, 28566), (1058, 19359), (1242, 16491), (1434, 14283), (1587, 12906), (1863, 10994), (2151, 9522), (3174, 6453), (3726, 5497), (4302, 4761)]