20403927616

素因数分解:

$2^6\times {\mathrm{6271}}^1\times {\mathrm{50839}}^1$

素因数の和:57122

約数の個数: 28

約数和(自身を含む): 40496296960

約数和(自身を除く): 20092369344

約数列:

[1, 2, 4, 8, 16, 32, 64, 6271, 12542, 25084, 50168, 50839, 100336, 101678, 200672, 203356, 401344, 406712, 813424, 1626848, 3253696, 318811369, 637622738, 1275245476, 2550490952, 5100981904, 10201963808, 20403927616]

約数ペア:

[(1, 20403927616), (2, 10201963808), (4, 5100981904), (8, 2550490952), (16, 1275245476), (32, 637622738), (64, 318811369), (6271, 3253696), (12542, 1626848), (25084, 813424), (50168, 406712), (50839, 401344), (100336, 203356), (101678, 200672)]