12420512

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 26759880

約数和(自身を除く): 14339368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 73, 104, 146, 208, 292, 409, 416, 584, 818, 949, 1168, 1636, 1898, 2336, 3272, 3796, 5317, 6544, 7592, 10634, 13088, 15184, 21268, 29857, 30368, 42536, 59714, 85072, 119428, 170144, 238856, 388141, 477712, 776282, 955424, 1552564, 3105128, 6210256, 12420512]

約数ペア:

[(1, 12420512), (2, 6210256), (4, 3105128), (8, 1552564), (13, 955424), (16, 776282), (26, 477712), (32, 388141), (52, 238856), (73, 170144), (104, 119428), (146, 85072), (208, 59714), (292, 42536), (409, 30368), (416, 29857), (584, 21268), (818, 15184), (949, 13088), (1168, 10634), (1636, 7592), (1898, 6544), (2336, 5317), (3272, 3796)]