19377828

素因数分解:

$2^2\times 3^2\times {\mathrm{137}}^1\times {\mathrm{3929}}^1$

素因数の和:4076

約数の個数: 36

約数和(自身を含む): 49352940

約数和(自身を除く): 29975112

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 137, 274, 411, 548, 822, 1233, 1644, 2466, 3929, 4932, 7858, 11787, 15716, 23574, 35361, 47148, 70722, 141444, 538273, 1076546, 1614819, 2153092, 3229638, 4844457, 6459276, 9688914, 19377828]

約数ペア:

[(1, 19377828), (2, 9688914), (3, 6459276), (4, 4844457), (6, 3229638), (9, 2153092), (12, 1614819), (18, 1076546), (36, 538273), (137, 141444), (274, 70722), (411, 47148), (548, 35361), (822, 23574), (1233, 15716), (1644, 11787), (2466, 7858), (3929, 4932)]