20113848

素因数分解:

$2^3\times 3^2\times {\mathrm{257}}^1\times {\mathrm{1087}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 54737280

約数和(自身を除く): 34623432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 257, 514, 771, 1028, 1087, 1542, 2056, 2174, 2313, 3084, 3261, 4348, 4626, 6168, 6522, 8696, 9252, 9783, 13044, 18504, 19566, 26088, 39132, 78264, 279359, 558718, 838077, 1117436, 1676154, 2234872, 2514231, 3352308, 5028462, 6704616, 10056924, 20113848]

約数ペア:

[(1, 20113848), (2, 10056924), (3, 6704616), (4, 5028462), (6, 3352308), (8, 2514231), (9, 2234872), (12, 1676154), (18, 1117436), (24, 838077), (36, 558718), (72, 279359), (257, 78264), (514, 39132), (771, 26088), (1028, 19566), (1087, 18504), (1542, 13044), (2056, 9783), (2174, 9252), (2313, 8696), (3084, 6522), (3261, 6168), (4348, 4626)]