19172754

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 45619200

約数和(自身を除く): 26446446

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 43, 46, 54, 69, 86, 129, 138, 207, 258, 359, 387, 414, 621, 718, 774, 989, 1077, 1161, 1242, 1978, 2154, 2322, 2967, 3231, 5934, 6462, 8257, 8901, 9693, 15437, 16514, 17802, 19386, 24771, 26703, 30874, 46311, 49542, 53406, 74313, 92622, 138933, 148626, 222939, 277866, 355051, 416799, 445878, 710102, 833598, 1065153, 2130306, 3195459, 6390918, 9586377, 19172754]

約数ペア:

[(1, 19172754), (2, 9586377), (3, 6390918), (6, 3195459), (9, 2130306), (18, 1065153), (23, 833598), (27, 710102), (43, 445878), (46, 416799), (54, 355051), (69, 277866), (86, 222939), (129, 148626), (138, 138933), (207, 92622), (258, 74313), (359, 53406), (387, 49542), (414, 46311), (621, 30874), (718, 26703), (774, 24771), (989, 19386), (1077, 17802), (1161, 16514), (1242, 15437), (1978, 9693), (2154, 8901), (2322, 8257), (2967, 6462), (3231, 5934)]