20121755556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{239544709}}^1$

素因数の和:239544723

約数の個数: 24

約数和(自身を含む): 53658015040

約数和(自身を除く): 33536259484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 239544709, 479089418, 718634127, 958178836, 1437268254, 1676812963, 2874536508, 3353625926, 5030438889, 6707251852, 10060877778, 20121755556]

約数ペア:

[(1, 20121755556), (2, 10060877778), (3, 6707251852), (4, 5030438889), (6, 3353625926), (7, 2874536508), (12, 1676812963), (14, 1437268254), (21, 958178836), (28, 718634127), (42, 479089418), (84, 239544709)]