19641088

素因数分解:

$2^8\times {\mathrm{73}}^1\times {\mathrm{1051}}^1$

素因数の和:1140

約数の個数: 36

約数和(自身を含む): 39780328

約数和(自身を除く): 20139240

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 256, 292, 584, 1051, 1168, 2102, 2336, 4204, 4672, 8408, 9344, 16816, 18688, 33632, 67264, 76723, 134528, 153446, 269056, 306892, 613784, 1227568, 2455136, 4910272, 9820544, 19641088]

約数ペア:

[(1, 19641088), (2, 9820544), (4, 4910272), (8, 2455136), (16, 1227568), (32, 613784), (64, 306892), (73, 269056), (128, 153446), (146, 134528), (256, 76723), (292, 67264), (584, 33632), (1051, 18688), (1168, 16816), (2102, 9344), (2336, 8408), (4204, 4672)]