19312170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2039

約数の個数: 64

約数和(自身を含む): 51684480

約数和(自身を除く): 32372310

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 30, 34, 38, 51, 57, 85, 95, 102, 114, 170, 190, 255, 285, 323, 510, 570, 646, 969, 1615, 1938, 1993, 3230, 3986, 4845, 5979, 9690, 9965, 11958, 19930, 29895, 33881, 37867, 59790, 67762, 75734, 101643, 113601, 169405, 189335, 203286, 227202, 338810, 378670, 508215, 568005, 643739, 1016430, 1136010, 1287478, 1931217, 3218695, 3862434, 6437390, 9656085, 19312170]

約数ペア:

[(1, 19312170), (2, 9656085), (3, 6437390), (5, 3862434), (6, 3218695), (10, 1931217), (15, 1287478), (17, 1136010), (19, 1016430), (30, 643739), (34, 568005), (38, 508215), (51, 378670), (57, 338810), (85, 227202), (95, 203286), (102, 189335), (114, 169405), (170, 113601), (190, 101643), (255, 75734), (285, 67762), (323, 59790), (510, 37867), (570, 33881), (646, 29895), (969, 19930), (1615, 11958), (1938, 9965), (1993, 9690), (3230, 5979), (3986, 4845)]