18084836

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{827}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 40061952

約数和(自身を除く): 21977116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 827, 994, 1562, 1654, 1988, 3124, 3308, 5467, 5789, 9097, 10934, 11578, 18194, 21868, 23156, 36388, 58717, 63679, 117434, 127358, 234868, 254716, 411019, 645887, 822038, 1291774, 1644076, 2583548, 4521209, 9042418, 18084836]

約数ペア:

[(1, 18084836), (2, 9042418), (4, 4521209), (7, 2583548), (11, 1644076), (14, 1291774), (22, 822038), (28, 645887), (44, 411019), (71, 254716), (77, 234868), (142, 127358), (154, 117434), (284, 63679), (308, 58717), (497, 36388), (781, 23156), (827, 21868), (994, 18194), (1562, 11578), (1654, 10934), (1988, 9097), (3124, 5789), (3308, 5467)]