20818103688

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{4072399}}^1$

素因数の和:4072482

約数の個数: 48

約数和(自身を含む): 57176496000

約数和(自身を除く): 36358392312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 4072399, 8144798, 12217197, 16289596, 24434394, 32579192, 36651591, 48868788, 73303182, 97737576, 146606364, 289140329, 293212728, 578280658, 867420987, 1156561316, 1734841974, 2313122632, 2602262961, 3469683948, 5204525922, 6939367896, 10409051844, 20818103688]

約数ペア:

[(1, 20818103688), (2, 10409051844), (3, 6939367896), (4, 5204525922), (6, 3469683948), (8, 2602262961), (9, 2313122632), (12, 1734841974), (18, 1156561316), (24, 867420987), (36, 578280658), (71, 293212728), (72, 289140329), (142, 146606364), (213, 97737576), (284, 73303182), (426, 48868788), (568, 36651591), (639, 32579192), (852, 24434394), (1278, 16289596), (1704, 12217197), (2556, 8144798), (5112, 4072399)]