2049278864

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{13007}}^1$

素因数の和:13287

約数の個数: 40

約数和(自身を含む): 4080869760

約数和(自身を除く): 2031590896

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 229, 344, 458, 688, 916, 1832, 3664, 9847, 13007, 19694, 26014, 39388, 52028, 78776, 104056, 157552, 208112, 559301, 1118602, 2237204, 2978603, 4474408, 5957206, 8948816, 11914412, 23828824, 47657648, 128079929, 256159858, 512319716, 1024639432, 2049278864]

約数ペア:

[(1, 2049278864), (2, 1024639432), (4, 512319716), (8, 256159858), (16, 128079929), (43, 47657648), (86, 23828824), (172, 11914412), (229, 8948816), (344, 5957206), (458, 4474408), (688, 2978603), (916, 2237204), (1832, 1118602), (3664, 559301), (9847, 208112), (13007, 157552), (19694, 104056), (26014, 78776), (39388, 52028)]