20973954

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{205627}}^1$

素因数の和:205649

約数の個数: 16

約数和(自身を含む): 44415648

約数和(自身を除く): 23441694

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 205627, 411254, 616881, 1233762, 3495659, 6991318, 10486977, 20973954]

約数ペア:

[(1, 20973954), (2, 10486977), (3, 6991318), (6, 3495659), (17, 1233762), (34, 616881), (51, 411254), (102, 205627)]