18767862

素因数分解:

$2^1\times 3^5\times {\mathrm{23}}^2\times {\mathrm{73}}^1$

素因数の和:136

約数の個数: 72

約数和(自身を含む): 44686824

約数和(自身を除く): 25918962

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 73, 81, 138, 146, 162, 207, 219, 243, 414, 438, 486, 529, 621, 657, 1058, 1242, 1314, 1587, 1679, 1863, 1971, 3174, 3358, 3726, 3942, 4761, 5037, 5589, 5913, 9522, 10074, 11178, 11826, 14283, 15111, 17739, 28566, 30222, 35478, 38617, 42849, 45333, 77234, 85698, 90666, 115851, 128547, 135999, 231702, 257094, 271998, 347553, 407997, 695106, 815994, 1042659, 2085318, 3127977, 6255954, 9383931, 18767862]

約数ペア:

[(1, 18767862), (2, 9383931), (3, 6255954), (6, 3127977), (9, 2085318), (18, 1042659), (23, 815994), (27, 695106), (46, 407997), (54, 347553), (69, 271998), (73, 257094), (81, 231702), (138, 135999), (146, 128547), (162, 115851), (207, 90666), (219, 85698), (243, 77234), (414, 45333), (438, 42849), (486, 38617), (529, 35478), (621, 30222), (657, 28566), (1058, 17739), (1242, 15111), (1314, 14283), (1587, 11826), (1679, 11178), (1863, 10074), (1971, 9522), (3174, 5913), (3358, 5589), (3726, 5037), (3942, 4761)]