20416448

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1$

素因数の和:541

約数の個数: 56

約数和(自身を含む): 44549568

約数和(自身を除く): 24133120

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 208, 212, 416, 424, 463, 689, 832, 848, 926, 1378, 1696, 1852, 2756, 3392, 3704, 5512, 6019, 7408, 11024, 12038, 14816, 22048, 24076, 24539, 29632, 44096, 48152, 49078, 96304, 98156, 192608, 196312, 319007, 385216, 392624, 638014, 785248, 1276028, 1570496, 2552056, 5104112, 10208224, 20416448]

約数ペア:

[(1, 20416448), (2, 10208224), (4, 5104112), (8, 2552056), (13, 1570496), (16, 1276028), (26, 785248), (32, 638014), (52, 392624), (53, 385216), (64, 319007), (104, 196312), (106, 192608), (208, 98156), (212, 96304), (416, 49078), (424, 48152), (463, 44096), (689, 29632), (832, 24539), (848, 24076), (926, 22048), (1378, 14816), (1696, 12038), (1852, 11024), (2756, 7408), (3392, 6019), (3704, 5512)]