2011640176

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1381621}}^1$

素因数の和:1381649

約数の個数: 40

約数和(自身を含む): 4796991584

約数和(自身を除く): 2785351408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 1381621, 2763242, 5526484, 9671347, 11052968, 17961073, 19342694, 22105936, 35922146, 38685388, 71844292, 77370776, 125727511, 143688584, 154741552, 251455022, 287377168, 502910044, 1005820088, 2011640176]

約数ペア:

[(1, 2011640176), (2, 1005820088), (4, 502910044), (7, 287377168), (8, 251455022), (13, 154741552), (14, 143688584), (16, 125727511), (26, 77370776), (28, 71844292), (52, 38685388), (56, 35922146), (91, 22105936), (104, 19342694), (112, 17961073), (182, 11052968), (208, 9671347), (364, 5526484), (728, 2763242), (1456, 1381621)]