20181885141

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{2857}}^1$

素因数の和:3162

約数の個数: 64

約数和(自身を含む): 31528175616

約数和(自身を除く): 11346290475

約数列:

[1, 3, 11, 23, 33, 41, 69, 123, 227, 253, 451, 681, 759, 943, 1353, 2497, 2829, 2857, 5221, 7491, 8571, 9307, 10373, 15663, 27921, 31119, 31427, 57431, 65711, 94281, 102377, 117137, 172293, 197133, 214061, 307131, 351411, 642183, 648539, 722821, 1288507, 1945617, 2168463, 2354671, 2694151, 3865521, 7064013, 7133929, 8082453, 14916397, 21401787, 26590099, 29635661, 44749191, 79770297, 88906983, 164080367, 292491089, 492241101, 611572277, 877473267, 1834716831, 6727295047, 20181885141]

約数ペア:

[(1, 20181885141), (3, 6727295047), (11, 1834716831), (23, 877473267), (33, 611572277), (41, 492241101), (69, 292491089), (123, 164080367), (227, 88906983), (253, 79770297), (451, 44749191), (681, 29635661), (759, 26590099), (943, 21401787), (1353, 14916397), (2497, 8082453), (2829, 7133929), (2857, 7064013), (5221, 3865521), (7491, 2694151), (8571, 2354671), (9307, 2168463), (10373, 1945617), (15663, 1288507), (27921, 722821), (31119, 648539), (31427, 642183), (57431, 351411), (65711, 307131), (94281, 214061), (102377, 197133), (117137, 172293)]