20496490552

素因数分解:

$2^3\times {\mathrm{173}}^1\times {\mathrm{2617}}^1\times {\mathrm{5659}}^1$

素因数の和:8455

約数の個数: 32

約数和(自身を含む): 38674666800

約数和(自身を除く): 18178176248

約数列:

[1, 2, 4, 8, 173, 346, 692, 1384, 2617, 5234, 5659, 10468, 11318, 20936, 22636, 45272, 452741, 905482, 979007, 1810964, 1958014, 3621928, 3916028, 7832056, 14809603, 29619206, 59238412, 118476824, 2562061319, 5124122638, 10248245276, 20496490552]

約数ペア:

[(1, 20496490552), (2, 10248245276), (4, 5124122638), (8, 2562061319), (173, 118476824), (346, 59238412), (692, 29619206), (1384, 14809603), (2617, 7832056), (5234, 3916028), (5659, 3621928), (10468, 1958014), (11318, 1810964), (20936, 979007), (22636, 905482), (45272, 452741)]