19513836

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:683

約数の個数: 72

約数和(自身を含む): 53114880

約数和(自身を除く): 33601044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 423, 564, 607, 684, 846, 893, 1214, 1692, 1786, 1821, 2428, 2679, 3572, 3642, 5358, 5463, 7284, 8037, 10716, 10926, 11533, 16074, 21852, 23066, 28529, 32148, 34599, 46132, 57058, 69198, 85587, 103797, 114116, 138396, 171174, 207594, 256761, 342348, 415188, 513522, 542051, 1027044, 1084102, 1626153, 2168204, 3252306, 4878459, 6504612, 9756918, 19513836]

約数ペア:

[(1, 19513836), (2, 9756918), (3, 6504612), (4, 4878459), (6, 3252306), (9, 2168204), (12, 1626153), (18, 1084102), (19, 1027044), (36, 542051), (38, 513522), (47, 415188), (57, 342348), (76, 256761), (94, 207594), (114, 171174), (141, 138396), (171, 114116), (188, 103797), (228, 85587), (282, 69198), (342, 57058), (423, 46132), (564, 34599), (607, 32148), (684, 28529), (846, 23066), (893, 21852), (1214, 16074), (1692, 11533), (1786, 10926), (1821, 10716), (2428, 8037), (2679, 7284), (3572, 5463), (3642, 5358)]