20656308

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{28219}}^1$

素因数の和:28287

約数の個数: 24

約数和(自身を含む): 48989920

約数和(自身を除く): 28333612

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732, 28219, 56438, 84657, 112876, 169314, 338628, 1721359, 3442718, 5164077, 6885436, 10328154, 20656308]

約数ペア:

[(1, 20656308), (2, 10328154), (3, 6885436), (4, 5164077), (6, 3442718), (12, 1721359), (61, 338628), (122, 169314), (183, 112876), (244, 84657), (366, 56438), (732, 28219)]