19300941

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 33146880

約数和(自身を除く): 13845939

約数列:

[1, 3, 9, 11, 19, 31, 33, 57, 93, 99, 171, 209, 279, 331, 341, 589, 627, 993, 1023, 1767, 1881, 2979, 3069, 3641, 5301, 6289, 6479, 10261, 10923, 18867, 19437, 30783, 32769, 56601, 58311, 69179, 92349, 112871, 194959, 207537, 338613, 584877, 622611, 1015839, 1754631, 2144549, 6433647, 19300941]

約数ペア:

[(1, 19300941), (3, 6433647), (9, 2144549), (11, 1754631), (19, 1015839), (31, 622611), (33, 584877), (57, 338613), (93, 207537), (99, 194959), (171, 112871), (209, 92349), (279, 69179), (331, 58311), (341, 56601), (589, 32769), (627, 30783), (993, 19437), (1023, 18867), (1767, 10923), (1881, 10261), (2979, 6479), (3069, 6289), (3641, 5301)]