19057948

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1277}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 42081984

約数和(自身を除く): 23024036

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 164, 182, 287, 364, 533, 574, 1066, 1148, 1277, 2132, 2554, 3731, 5108, 7462, 8939, 14924, 16601, 17878, 33202, 35756, 52357, 66404, 104714, 116207, 209428, 232414, 366499, 464828, 680641, 732998, 1361282, 1465996, 2722564, 4764487, 9528974, 19057948]

約数ペア:

[(1, 19057948), (2, 9528974), (4, 4764487), (7, 2722564), (13, 1465996), (14, 1361282), (26, 732998), (28, 680641), (41, 464828), (52, 366499), (82, 232414), (91, 209428), (164, 116207), (182, 104714), (287, 66404), (364, 52357), (533, 35756), (574, 33202), (1066, 17878), (1148, 16601), (1277, 14924), (2132, 8939), (2554, 7462), (3731, 5108)]