20173089831

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{269}}^1\times {\mathrm{1291}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 29129535360

約数和(自身を除く): 8956445529

約数列:

[1, 3, 17, 51, 67, 201, 269, 289, 807, 867, 1139, 1291, 3417, 3873, 4573, 13719, 18023, 19363, 21947, 54069, 58089, 65841, 77741, 86497, 233223, 259491, 306391, 347279, 373099, 919173, 1041837, 1119297, 1470449, 4411347, 5208647, 5903743, 15625941, 17711229, 23267693, 24997633, 69803079, 74992899, 100363631, 301090893, 395550781, 1186652343, 6724363277, 20173089831]

約数ペア:

[(1, 20173089831), (3, 6724363277), (17, 1186652343), (51, 395550781), (67, 301090893), (201, 100363631), (269, 74992899), (289, 69803079), (807, 24997633), (867, 23267693), (1139, 17711229), (1291, 15625941), (3417, 5903743), (3873, 5208647), (4573, 4411347), (13719, 1470449), (18023, 1119297), (19363, 1041837), (21947, 919173), (54069, 373099), (58089, 347279), (65841, 306391), (77741, 259491), (86497, 233223)]