20946176

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{4813}}^1$

素因数の和:4846

約数の個数: 36

約数和(自身を含む): 44279172

約数和(自身を除く): 23332996

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 4813, 9626, 19252, 38504, 77008, 81821, 154016, 163642, 308032, 327284, 616064, 654568, 1232128, 1309136, 2618272, 5236544, 10473088, 20946176]

約数ペア:

[(1, 20946176), (2, 10473088), (4, 5236544), (8, 2618272), (16, 1309136), (17, 1232128), (32, 654568), (34, 616064), (64, 327284), (68, 308032), (128, 163642), (136, 154016), (256, 81821), (272, 77008), (544, 38504), (1088, 19252), (2176, 9626), (4352, 4813)]