19926756

素因数分解:

$2^2\times 3^3\times {\mathrm{307}}^1\times {\mathrm{601}}^1$

素因数の和:921

約数の個数: 48

約数和(自身を含む): 51916480

約数和(自身を除く): 31989724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 307, 601, 614, 921, 1202, 1228, 1803, 1842, 2404, 2763, 3606, 3684, 5409, 5526, 7212, 8289, 10818, 11052, 16227, 16578, 21636, 32454, 33156, 64908, 184507, 369014, 553521, 738028, 1107042, 1660563, 2214084, 3321126, 4981689, 6642252, 9963378, 19926756]

約数ペア:

[(1, 19926756), (2, 9963378), (3, 6642252), (4, 4981689), (6, 3321126), (9, 2214084), (12, 1660563), (18, 1107042), (27, 738028), (36, 553521), (54, 369014), (108, 184507), (307, 64908), (601, 33156), (614, 32454), (921, 21636), (1202, 16578), (1228, 16227), (1803, 11052), (1842, 10818), (2404, 8289), (2763, 7212), (3606, 5526), (3684, 5409)]