1800156988

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{36467}}^1$

素因数の和:36562

約数の個数: 48

約数和(自身を含む): 3774000384

約数和(自身を除く): 1973843396

約数列:

[1, 2, 4, 7, 14, 28, 41, 43, 82, 86, 164, 172, 287, 301, 574, 602, 1148, 1204, 1763, 3526, 7052, 12341, 24682, 36467, 49364, 72934, 145868, 255269, 510538, 1021076, 1495147, 1568081, 2990294, 3136162, 5980588, 6272324, 10466029, 10976567, 20932058, 21953134, 41864116, 43906268, 64291321, 128582642, 257165284, 450039247, 900078494, 1800156988]

約数ペア:

[(1, 1800156988), (2, 900078494), (4, 450039247), (7, 257165284), (14, 128582642), (28, 64291321), (41, 43906268), (43, 41864116), (82, 21953134), (86, 20932058), (164, 10976567), (172, 10466029), (287, 6272324), (301, 5980588), (574, 3136162), (602, 2990294), (1148, 1568081), (1204, 1495147), (1763, 1021076), (3526, 510538), (7052, 255269), (12341, 145868), (24682, 72934), (36467, 49364)]