20777848

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28541}}^1$

素因数の和:28567

約数の個数: 32

約数和(自身を含む): 47950560

約数和(自身を除く): 27172712

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 28541, 57082, 114164, 199787, 228328, 371033, 399574, 742066, 799148, 1484132, 1598296, 2597231, 2968264, 5194462, 10388924, 20777848]

約数ペア:

[(1, 20777848), (2, 10388924), (4, 5194462), (7, 2968264), (8, 2597231), (13, 1598296), (14, 1484132), (26, 799148), (28, 742066), (52, 399574), (56, 371033), (91, 228328), (104, 199787), (182, 114164), (364, 57082), (728, 28541)]