18806544

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2141}}^1$

素因数の和:2216

約数の個数: 60

約数和(自身を含む): 53520012

約数和(自身を除く): 34713468

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2141, 2196, 2928, 4282, 4392, 6423, 8564, 8784, 12846, 17128, 19269, 25692, 34256, 38538, 51384, 77076, 102768, 130601, 154152, 261202, 308304, 391803, 522404, 783606, 1044808, 1175409, 1567212, 2089616, 2350818, 3134424, 4701636, 6268848, 9403272, 18806544]

約数ペア:

[(1, 18806544), (2, 9403272), (3, 6268848), (4, 4701636), (6, 3134424), (8, 2350818), (9, 2089616), (12, 1567212), (16, 1175409), (18, 1044808), (24, 783606), (36, 522404), (48, 391803), (61, 308304), (72, 261202), (122, 154152), (144, 130601), (183, 102768), (244, 77076), (366, 51384), (488, 38538), (549, 34256), (732, 25692), (976, 19269), (1098, 17128), (1464, 12846), (2141, 8784), (2196, 8564), (2928, 6423), (4282, 4392)]