20950452

素因数分解:

$2^2\times 3^2\times {\mathrm{521}}^1\times {\mathrm{1117}}^1$

素因数の和:1648

約数の個数: 36

約数和(自身を含む): 53107236

約数和(自身を除く): 32156784

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 521, 1042, 1117, 1563, 2084, 2234, 3126, 3351, 4468, 4689, 6252, 6702, 9378, 10053, 13404, 18756, 20106, 40212, 581957, 1163914, 1745871, 2327828, 3491742, 5237613, 6983484, 10475226, 20950452]

約数ペア:

[(1, 20950452), (2, 10475226), (3, 6983484), (4, 5237613), (6, 3491742), (9, 2327828), (12, 1745871), (18, 1163914), (36, 581957), (521, 40212), (1042, 20106), (1117, 18756), (1563, 13404), (2084, 10053), (2234, 9378), (3126, 6702), (3351, 6252), (4468, 4689)]