1904814

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 4447872

約数和(自身を除く): 2543058

約数列:

[1, 2, 3, 6, 9, 18, 23, 43, 46, 69, 86, 107, 129, 138, 207, 214, 258, 321, 387, 414, 642, 774, 963, 989, 1926, 1978, 2461, 2967, 4601, 4922, 5934, 7383, 8901, 9202, 13803, 14766, 17802, 22149, 27606, 41409, 44298, 82818, 105823, 211646, 317469, 634938, 952407, 1904814]

約数ペア:

[(1, 1904814), (2, 952407), (3, 634938), (6, 317469), (9, 211646), (18, 105823), (23, 82818), (43, 44298), (46, 41409), (69, 27606), (86, 22149), (107, 17802), (129, 14766), (138, 13803), (207, 9202), (214, 8901), (258, 7383), (321, 5934), (387, 4922), (414, 4601), (642, 2967), (774, 2461), (963, 1978), (989, 1926)]