20124304

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{6949}}^1$

素因数の和:7138

約数の個数: 20

約数和(自身を含む): 39211900

約数和(自身を除く): 19087596

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 6949, 13898, 27796, 55592, 111184, 1257769, 2515538, 5031076, 10062152, 20124304]

約数ペア:

[(1, 20124304), (2, 10062152), (4, 5031076), (8, 2515538), (16, 1257769), (181, 111184), (362, 55592), (724, 27796), (1448, 13898), (2896, 6949)]