20459292

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1613}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 54953472

約数和(自身を除く): 34494180

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 151, 302, 453, 604, 906, 1057, 1613, 1812, 2114, 3171, 3226, 4228, 4839, 6342, 6452, 9678, 11291, 12684, 19356, 22582, 33873, 45164, 67746, 135492, 243563, 487126, 730689, 974252, 1461378, 1704941, 2922756, 3409882, 5114823, 6819764, 10229646, 20459292]

約数ペア:

[(1, 20459292), (2, 10229646), (3, 6819764), (4, 5114823), (6, 3409882), (7, 2922756), (12, 1704941), (14, 1461378), (21, 974252), (28, 730689), (42, 487126), (84, 243563), (151, 135492), (302, 67746), (453, 45164), (604, 33873), (906, 22582), (1057, 19356), (1613, 12684), (1812, 11291), (2114, 9678), (3171, 6452), (3226, 6342), (4228, 4839)]