18735112

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1009}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 38541600

約数和(自身を除く): 19806488

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 211, 422, 844, 1009, 1688, 2018, 2321, 4036, 4642, 8072, 9284, 11099, 18568, 22198, 44396, 88792, 212899, 425798, 851596, 1703192, 2341889, 4683778, 9367556, 18735112]

約数ペア:

[(1, 18735112), (2, 9367556), (4, 4683778), (8, 2341889), (11, 1703192), (22, 851596), (44, 425798), (88, 212899), (211, 88792), (422, 44396), (844, 22198), (1009, 18568), (1688, 11099), (2018, 9284), (2321, 8072), (4036, 4642)]