20112488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 45273600

約数和(自身を除く): 25161112

約数列:

[1, 2, 4, 8, 11, 19, 22, 23, 38, 44, 46, 76, 88, 92, 152, 184, 209, 253, 418, 437, 506, 523, 836, 874, 1012, 1046, 1672, 1748, 2024, 2092, 3496, 4184, 4807, 5753, 9614, 9937, 11506, 12029, 19228, 19874, 23012, 24058, 38456, 39748, 46024, 48116, 79496, 96232, 109307, 132319, 218614, 228551, 264638, 437228, 457102, 529276, 874456, 914204, 1058552, 1828408, 2514061, 5028122, 10056244, 20112488]

約数ペア:

[(1, 20112488), (2, 10056244), (4, 5028122), (8, 2514061), (11, 1828408), (19, 1058552), (22, 914204), (23, 874456), (38, 529276), (44, 457102), (46, 437228), (76, 264638), (88, 228551), (92, 218614), (152, 132319), (184, 109307), (209, 96232), (253, 79496), (418, 48116), (437, 46024), (506, 39748), (523, 38456), (836, 24058), (874, 23012), (1012, 19874), (1046, 19228), (1672, 12029), (1748, 11506), (2024, 9937), (2092, 9614), (3496, 5753), (4184, 4807)]