20463284

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{641}}^1$

素因数の和:1015

約数の個数: 24

約数和(自身を含む): 37533888

約数和(自身を除く): 17070604

約数列:

[1, 2, 4, 23, 46, 92, 347, 641, 694, 1282, 1388, 2564, 7981, 14743, 15962, 29486, 31924, 58972, 222427, 444854, 889708, 5115821, 10231642, 20463284]

約数ペア:

[(1, 20463284), (2, 10231642), (4, 5115821), (23, 889708), (46, 444854), (92, 222427), (347, 58972), (641, 31924), (694, 29486), (1282, 15962), (1388, 14743), (2564, 7981)]