20828742

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{787}}^1$

素因数の和:1204

約数の個数: 32

約数和(自身を含む): 45615744

約数和(自身を除く): 24787002

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 401, 787, 802, 1203, 1574, 2361, 2406, 4411, 4722, 8657, 8822, 13233, 17314, 25971, 26466, 51942, 315587, 631174, 946761, 1893522, 3471457, 6942914, 10414371, 20828742]

約数ペア:

[(1, 20828742), (2, 10414371), (3, 6942914), (6, 3471457), (11, 1893522), (22, 946761), (33, 631174), (66, 315587), (401, 51942), (787, 26466), (802, 25971), (1203, 17314), (1574, 13233), (2361, 8822), (2406, 8657), (4411, 4722)]