18536436

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 49830144

約数和(自身を除く): 31293708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 61, 69, 92, 122, 138, 183, 207, 244, 276, 366, 367, 414, 549, 732, 734, 828, 1098, 1101, 1403, 1468, 2196, 2202, 2806, 3303, 4209, 4404, 5612, 6606, 8418, 8441, 12627, 13212, 16836, 16882, 22387, 25254, 25323, 33764, 44774, 50508, 50646, 67161, 75969, 89548, 101292, 134322, 151938, 201483, 268644, 303876, 402966, 514901, 805932, 1029802, 1544703, 2059604, 3089406, 4634109, 6178812, 9268218, 18536436]

約数ペア:

[(1, 18536436), (2, 9268218), (3, 6178812), (4, 4634109), (6, 3089406), (9, 2059604), (12, 1544703), (18, 1029802), (23, 805932), (36, 514901), (46, 402966), (61, 303876), (69, 268644), (92, 201483), (122, 151938), (138, 134322), (183, 101292), (207, 89548), (244, 75969), (276, 67161), (366, 50646), (367, 50508), (414, 44774), (549, 33764), (732, 25323), (734, 25254), (828, 22387), (1098, 16882), (1101, 16836), (1403, 13212), (1468, 12627), (2196, 8441), (2202, 8418), (2806, 6606), (3303, 5612), (4209, 4404)]