2020138406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{6301}}^1$

素因数の和:6405

約数の個数: 64

約数和(自身を含む): 3811449600

約数和(自身を除く): 1791311194

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 59, 118, 143, 209, 247, 286, 418, 494, 649, 767, 1121, 1298, 1534, 2242, 2717, 5434, 6301, 8437, 12331, 12602, 14573, 16874, 24662, 29146, 69311, 81913, 119719, 138622, 160303, 163826, 239438, 320606, 371759, 743518, 901043, 1316909, 1556347, 1802086, 2633818, 3112694, 4089349, 4832867, 7063421, 8178698, 9665734, 14126842, 17119817, 34239634, 53161537, 77697631, 91824473, 106323074, 155395262, 183648946, 1010069203, 2020138406]

約数ペア:

[(1, 2020138406), (2, 1010069203), (11, 183648946), (13, 155395262), (19, 106323074), (22, 91824473), (26, 77697631), (38, 53161537), (59, 34239634), (118, 17119817), (143, 14126842), (209, 9665734), (247, 8178698), (286, 7063421), (418, 4832867), (494, 4089349), (649, 3112694), (767, 2633818), (1121, 1802086), (1298, 1556347), (1534, 1316909), (2242, 901043), (2717, 743518), (5434, 371759), (6301, 320606), (8437, 239438), (12331, 163826), (12602, 160303), (14573, 138622), (16874, 119719), (24662, 81913), (29146, 69311)]