20009584

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9403}}^1$

素因数の和:9437

約数の個数: 40

約数和(自身を含む): 46643840

約数和(自身を除く): 26634256

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 9403, 18806, 37612, 65821, 75224, 131642, 150448, 178657, 263284, 357314, 526568, 714628, 1053136, 1250599, 1429256, 2501198, 2858512, 5002396, 10004792, 20009584]

約数ペア:

[(1, 20009584), (2, 10004792), (4, 5002396), (7, 2858512), (8, 2501198), (14, 1429256), (16, 1250599), (19, 1053136), (28, 714628), (38, 526568), (56, 357314), (76, 263284), (112, 178657), (133, 150448), (152, 131642), (266, 75224), (304, 65821), (532, 37612), (1064, 18806), (2128, 9403)]