2018187141

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 2991292416

約数和(自身を除く): 973105275

約数列:

[1, 3, 23, 31, 69, 71, 93, 97, 137, 213, 291, 411, 713, 1633, 2139, 2201, 2231, 3007, 3151, 4247, 4899, 6603, 6693, 6887, 9021, 9453, 9727, 12741, 13289, 20661, 29181, 39867, 50623, 69161, 97681, 151869, 158401, 207483, 213497, 223721, 293043, 301537, 305647, 411959, 475203, 640491, 671163, 904611, 916941, 943519, 1235877, 2830557, 4910431, 6935351, 9475057, 14731293, 20806053, 21700937, 28425171, 29249089, 65102811, 87747267, 672729047, 2018187141]

約数ペア:

[(1, 2018187141), (3, 672729047), (23, 87747267), (31, 65102811), (69, 29249089), (71, 28425171), (93, 21700937), (97, 20806053), (137, 14731293), (213, 9475057), (291, 6935351), (411, 4910431), (713, 2830557), (1633, 1235877), (2139, 943519), (2201, 916941), (2231, 904611), (3007, 671163), (3151, 640491), (4247, 475203), (4899, 411959), (6603, 305647), (6693, 301537), (6887, 293043), (9021, 223721), (9453, 213497), (9727, 207483), (12741, 158401), (13289, 151869), (20661, 97681), (29181, 69161), (39867, 50623)]