18291216128

素因数分解:

$2^8\times {\mathrm{71450063}}^1$

素因数の和:71450079

約数の個数: 18

約数和(自身を含む): 36510982704

約数和(自身を除く): 18219766576

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 71450063, 142900126, 285800252, 571600504, 1143201008, 2286402016, 4572804032, 9145608064, 18291216128]

約数ペア:

[(1, 18291216128), (2, 9145608064), (4, 4572804032), (8, 2286402016), (16, 1143201008), (32, 571600504), (64, 285800252), (128, 142900126), (256, 71450063)]