20421024

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16363}}^1$

素因数の和:16389

約数の個数: 48

約数和(自身を含む): 57732192

約数和(自身を除く): 37311168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 16363, 32726, 49089, 65452, 98178, 130904, 196356, 212719, 261808, 392712, 425438, 523616, 638157, 785424, 850876, 1276314, 1570848, 1701752, 2552628, 3403504, 5105256, 6807008, 10210512, 20421024]

約数ペア:

[(1, 20421024), (2, 10210512), (3, 6807008), (4, 5105256), (6, 3403504), (8, 2552628), (12, 1701752), (13, 1570848), (16, 1276314), (24, 850876), (26, 785424), (32, 638157), (39, 523616), (48, 425438), (52, 392712), (78, 261808), (96, 212719), (104, 196356), (156, 130904), (208, 98178), (312, 65452), (416, 49089), (624, 32726), (1248, 16363)]