19841890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6143}}^1$

素因数の和:6186

約数の個数: 32

約数和(自身を含む): 39813120

約数和(自身を除く): 19971230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 6143, 12286, 30715, 61430, 104431, 116717, 208862, 233434, 522155, 583585, 1044310, 1167170, 1984189, 3968378, 9920945, 19841890]

約数ペア:

[(1, 19841890), (2, 9920945), (5, 3968378), (10, 1984189), (17, 1167170), (19, 1044310), (34, 583585), (38, 522155), (85, 233434), (95, 208862), (170, 116717), (190, 104431), (323, 61430), (646, 30715), (1615, 12286), (3230, 6143)]