20176402816

素因数分解:

$2^7\times {\mathrm{79}}^1\times {\mathrm{1995293}}^1$

素因数の和:1995386

約数の個数: 32

約数和(自身を含む): 40703997600

約数和(自身を除く): 20527594784

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 316, 632, 1264, 2528, 5056, 10112, 1995293, 3990586, 7981172, 15962344, 31924688, 63849376, 127698752, 157628147, 255397504, 315256294, 630512588, 1261025176, 2522050352, 5044100704, 10088201408, 20176402816]

約数ペア:

[(1, 20176402816), (2, 10088201408), (4, 5044100704), (8, 2522050352), (16, 1261025176), (32, 630512588), (64, 315256294), (79, 255397504), (128, 157628147), (158, 127698752), (316, 63849376), (632, 31924688), (1264, 15962344), (2528, 7981172), (5056, 3990586), (10112, 1995293)]