18539456

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{22283}}^1$

素因数の和:22308

約数の個数: 28

約数和(自身を含む): 39620952

約数和(自身を除く): 21081496

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 22283, 44566, 89132, 178264, 289679, 356528, 579358, 713056, 1158716, 1426112, 2317432, 4634864, 9269728, 18539456]

約数ペア:

[(1, 18539456), (2, 9269728), (4, 4634864), (8, 2317432), (13, 1426112), (16, 1158716), (26, 713056), (32, 579358), (52, 356528), (64, 289679), (104, 178264), (208, 89132), (416, 44566), (832, 22283)]