13000408

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 26811000

約数和(自身を除く): 13810592

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 89, 124, 152, 178, 248, 356, 589, 712, 961, 1178, 1691, 1922, 2356, 2759, 3382, 3844, 4712, 5518, 6764, 7688, 11036, 13528, 18259, 22072, 36518, 52421, 73036, 85529, 104842, 146072, 171058, 209684, 342116, 419368, 684232, 1625051, 3250102, 6500204, 13000408]

約数ペア:

[(1, 13000408), (2, 6500204), (4, 3250102), (8, 1625051), (19, 684232), (31, 419368), (38, 342116), (62, 209684), (76, 171058), (89, 146072), (124, 104842), (152, 85529), (178, 73036), (248, 52421), (356, 36518), (589, 22072), (712, 18259), (961, 13528), (1178, 11036), (1691, 7688), (1922, 6764), (2356, 5518), (2759, 4712), (3382, 3844)]