19970118

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2297}}^1$

素因数の和:2338

約数の個数: 64

約数和(自身を含む): 52945920

約数和(自身を除く): 32975802

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 126, 138, 161, 189, 207, 322, 378, 414, 483, 621, 966, 1242, 1449, 2297, 2898, 4347, 4594, 6891, 8694, 13782, 16079, 20673, 32158, 41346, 48237, 52831, 62019, 96474, 105662, 124038, 144711, 158493, 289422, 316986, 369817, 434133, 475479, 739634, 868266, 950958, 1109451, 1426437, 2218902, 2852874, 3328353, 6656706, 9985059, 19970118]

約数ペア:

[(1, 19970118), (2, 9985059), (3, 6656706), (6, 3328353), (7, 2852874), (9, 2218902), (14, 1426437), (18, 1109451), (21, 950958), (23, 868266), (27, 739634), (42, 475479), (46, 434133), (54, 369817), (63, 316986), (69, 289422), (126, 158493), (138, 144711), (161, 124038), (189, 105662), (207, 96474), (322, 62019), (378, 52831), (414, 48237), (483, 41346), (621, 32158), (966, 20673), (1242, 16079), (1449, 13782), (2297, 8694), (2898, 6891), (4347, 4594)]