20727964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9833}}^1$

素因数の和:9885

約数の個数: 24

約数和(自身を含む): 39650688

約数和(自身を除く): 18922724

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 527, 1054, 2108, 9833, 19666, 39332, 167161, 304823, 334322, 609646, 668644, 1219292, 5181991, 10363982, 20727964]

約数ペア:

[(1, 20727964), (2, 10363982), (4, 5181991), (17, 1219292), (31, 668644), (34, 609646), (62, 334322), (68, 304823), (124, 167161), (527, 39332), (1054, 19666), (2108, 9833)]