20754426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 31500294

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 167, 231, 269, 334, 462, 501, 538, 807, 1002, 1169, 1614, 1837, 1883, 2338, 2959, 3507, 3674, 3766, 5511, 5649, 5918, 7014, 8877, 11022, 11298, 12859, 17754, 20713, 25718, 38577, 41426, 44923, 62139, 77154, 89846, 124278, 134769, 269538, 314461, 494153, 628922, 943383, 988306, 1482459, 1886766, 2964918, 3459071, 6918142, 10377213, 20754426]

約数ペア:

[(1, 20754426), (2, 10377213), (3, 6918142), (6, 3459071), (7, 2964918), (11, 1886766), (14, 1482459), (21, 988306), (22, 943383), (33, 628922), (42, 494153), (66, 314461), (77, 269538), (154, 134769), (167, 124278), (231, 89846), (269, 77154), (334, 62139), (462, 44923), (501, 41426), (538, 38577), (807, 25718), (1002, 20713), (1169, 17754), (1614, 12859), (1837, 11298), (1883, 11022), (2338, 8877), (2959, 7014), (3507, 5918), (3674, 5649), (3766, 5511)]