20790772

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{383}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 37481472

約数和(自身を除く): 16690700

約数列:

[1, 2, 4, 41, 82, 164, 331, 383, 662, 766, 1324, 1532, 13571, 15703, 27142, 31406, 54284, 62812, 126773, 253546, 507092, 5197693, 10395386, 20790772]

約数ペア:

[(1, 20790772), (2, 10395386), (4, 5197693), (41, 507092), (82, 253546), (164, 126773), (331, 62812), (383, 54284), (662, 31406), (766, 27142), (1324, 15703), (1532, 13571)]