19796166

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2729}}^1$

素因数の和:2781

約数の個数: 48

約数和(自身を含む): 47698560

約数和(自身を除く): 27902394

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 2729, 3627, 5458, 7254, 8187, 16374, 24561, 35477, 49122, 70954, 84599, 106431, 169198, 212862, 253797, 319293, 507594, 638586, 761391, 1099787, 1522782, 2199574, 3299361, 6598722, 9898083, 19796166]

約数ペア:

[(1, 19796166), (2, 9898083), (3, 6598722), (6, 3299361), (9, 2199574), (13, 1522782), (18, 1099787), (26, 761391), (31, 638586), (39, 507594), (62, 319293), (78, 253797), (93, 212862), (117, 169198), (186, 106431), (234, 84599), (279, 70954), (403, 49122), (558, 35477), (806, 24561), (1209, 16374), (2418, 8187), (2729, 7254), (3627, 5458)]