12920742

素因数分解:

$2^1\times 3^3\times {\mathrm{239273}}^1$

素因数の和:239284

約数の個数: 16

約数和(自身を含む): 28712880

約数和(自身を除く): 15792138

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 239273, 478546, 717819, 1435638, 2153457, 4306914, 6460371, 12920742]

約数ペア:

[(1, 12920742), (2, 6460371), (3, 4306914), (6, 2153457), (9, 1435638), (18, 717819), (27, 478546), (54, 239273)]