20155249072

素因数分解:

$2^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1207769}}^1$

素因数の和:1207933

約数の個数: 40

約数和(自身を含む): 44929044000

約数和(自身を除く): 24773794928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 149, 298, 596, 1043, 1192, 2086, 2384, 4172, 8344, 16688, 1207769, 2415538, 4831076, 8454383, 9662152, 16908766, 19324304, 33817532, 67635064, 135270128, 179957581, 359915162, 719830324, 1259703067, 1439660648, 2519406134, 2879321296, 5038812268, 10077624536, 20155249072]

約数ペア:

[(1, 20155249072), (2, 10077624536), (4, 5038812268), (7, 2879321296), (8, 2519406134), (14, 1439660648), (16, 1259703067), (28, 719830324), (56, 359915162), (112, 179957581), (149, 135270128), (298, 67635064), (596, 33817532), (1043, 19324304), (1192, 16908766), (2086, 9662152), (2384, 8454383), (4172, 4831076), (8344, 2415538), (16688, 1207769)]