20876206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 14605394

約数列:

[1, 2, 13, 26, 31, 59, 62, 118, 403, 439, 767, 806, 878, 1534, 1829, 3658, 5707, 11414, 13609, 23777, 25901, 27218, 47554, 51802, 176917, 336713, 353834, 673426, 802931, 1605862, 10438103, 20876206]

約数ペア:

[(1, 20876206), (2, 10438103), (13, 1605862), (26, 802931), (31, 673426), (59, 353834), (62, 336713), (118, 176917), (403, 51802), (439, 47554), (767, 27218), (806, 25901), (878, 23777), (1534, 13609), (1829, 11414), (3658, 5707)]