18915528072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4895323}}^1$

素因数の和:4895362

約数の個数: 64

約数和(自身を含む): 56394132480

約数和(自身を除く): 37478604408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 4895323, 9790646, 14685969, 19581292, 29371938, 34267261, 39162584, 58743876, 68534522, 102801783, 112592429, 117487752, 137069044, 205603566, 225184858, 274138088, 337777287, 411207132, 450369716, 675554574, 788147003, 822414264, 900739432, 1351109148, 1576294006, 2364441009, 2702218296, 3152588012, 4728882018, 6305176024, 9457764036, 18915528072]

約数ペア:

[(1, 18915528072), (2, 9457764036), (3, 6305176024), (4, 4728882018), (6, 3152588012), (7, 2702218296), (8, 2364441009), (12, 1576294006), (14, 1351109148), (21, 900739432), (23, 822414264), (24, 788147003), (28, 675554574), (42, 450369716), (46, 411207132), (56, 337777287), (69, 274138088), (84, 225184858), (92, 205603566), (138, 137069044), (161, 117487752), (168, 112592429), (184, 102801783), (276, 68534522), (322, 58743876), (483, 39162584), (552, 34267261), (644, 29371938), (966, 19581292), (1288, 14685969), (1932, 9790646), (3864, 4895323)]