18768256

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{11279}}^1$

素因数の和:11306

約数の個数: 32

約数和(自身を含む): 40269600

約数和(自身を除く): 21501344

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 11279, 22558, 45116, 90232, 146627, 180464, 293254, 360928, 586508, 721856, 1173016, 1443712, 2346032, 4692064, 9384128, 18768256]

約数ペア:

[(1, 18768256), (2, 9384128), (4, 4692064), (8, 2346032), (13, 1443712), (16, 1173016), (26, 721856), (32, 586508), (52, 360928), (64, 293254), (104, 180464), (128, 146627), (208, 90232), (416, 45116), (832, 22558), (1664, 11279)]