20177085952

素因数分解:

$2^9\times {\mathrm{569}}^1\times {\mathrm{69259}}^1$

素因数の和:69846

約数の個数: 40

約数和(自身を含む): 40386198600

約数和(自身を除く): 20209112648

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 569, 1138, 2276, 4552, 9104, 18208, 36416, 69259, 72832, 138518, 145664, 277036, 291328, 554072, 1108144, 2216288, 4432576, 8865152, 17730304, 35460608, 39408371, 78816742, 157633484, 315266968, 630533936, 1261067872, 2522135744, 5044271488, 10088542976, 20177085952]

約数ペア:

[(1, 20177085952), (2, 10088542976), (4, 5044271488), (8, 2522135744), (16, 1261067872), (32, 630533936), (64, 315266968), (128, 157633484), (256, 78816742), (512, 39408371), (569, 35460608), (1138, 17730304), (2276, 8865152), (4552, 4432576), (9104, 2216288), (18208, 1108144), (36416, 554072), (69259, 291328), (72832, 277036), (138518, 145664)]