55551938

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 93434880

約数和(自身を除く): 37882942

約数列:

[1, 2, 13, 26, 31, 62, 157, 314, 403, 439, 806, 878, 2041, 4082, 4867, 5707, 9734, 11414, 13609, 27218, 63271, 68923, 126542, 137846, 176917, 353834, 895999, 1791998, 2136613, 4273226, 27775969, 55551938]

約数ペア:

[(1, 55551938), (2, 27775969), (13, 4273226), (26, 2136613), (31, 1791998), (62, 895999), (157, 353834), (314, 176917), (403, 137846), (439, 126542), (806, 68923), (878, 63271), (2041, 27218), (4082, 13609), (4867, 11414), (5707, 9734)]