20459104

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{8093}}^1$

素因数の和:8182

約数の個数: 24

約数和(自身を含む): 40793760

約数和(自身を除く): 20334656

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 316, 632, 1264, 2528, 8093, 16186, 32372, 64744, 129488, 258976, 639347, 1278694, 2557388, 5114776, 10229552, 20459104]

約数ペア:

[(1, 20459104), (2, 10229552), (4, 5114776), (8, 2557388), (16, 1278694), (32, 639347), (79, 258976), (158, 129488), (316, 64744), (632, 32372), (1264, 16186), (2528, 8093)]