19706724

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{613}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 53639040

約数和(自身を除く): 33932316

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, 613, 684, 846, 893, 1226, 1692, 1786, 1839, 2452, 2679, 3572, 3678, 5358, 5517, 7356, 8037, 10716, 11034, 11647, 16074, 22068, 23294, 28811, 32148, 34941, 46588, 57622, 69882, 86433, 104823, 115244, 139764, 172866, 209646, 259299, 345732, 419292, 518598, 547409, 1037196, 1094818, 1642227, 2189636, 3284454, 4926681, 6568908, 9853362, 19706724]

約数ペア:

[(1, 19706724), (2, 9853362), (3, 6568908), (4, 4926681), (6, 3284454), (9, 2189636), (12, 1642227), (18, 1094818), (19, 1037196), (36, 547409), (38, 518598), (47, 419292), (57, 345732), (76, 259299), (94, 209646), (114, 172866), (141, 139764), (171, 115244), (188, 104823), (228, 86433), (282, 69882), (342, 57622), (423, 46588), (564, 34941), (613, 32148), (684, 28811), (846, 23294), (893, 22068), (1226, 16074), (1692, 11647), (1786, 11034), (1839, 10716), (2452, 8037), (2679, 7356), (3572, 5517), (3678, 5358)]