20879332

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7489}}^1$

素因数の和:7551

約数の個数: 24

約数和(自身を含む): 39637080

約数和(自身を除く): 18757748

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 7489, 14978, 29956, 127313, 254626, 307049, 509252, 614098, 1228196, 5219833, 10439666, 20879332]

約数ペア:

[(1, 20879332), (2, 10439666), (4, 5219833), (17, 1228196), (34, 614098), (41, 509252), (68, 307049), (82, 254626), (164, 127313), (697, 29956), (1394, 14978), (2788, 7489)]