20203695

素因数分解:

$3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1373}}^1$

素因数の和:1496

約数の個数: 32

約数和(自身を含む): 36273600

約数和(自身を除く): 16069905

約数列:

[1, 3, 5, 9, 15, 27, 45, 109, 135, 327, 545, 981, 1373, 1635, 2943, 4119, 4905, 6865, 12357, 14715, 20595, 37071, 61785, 149657, 185355, 448971, 748285, 1346913, 2244855, 4040739, 6734565, 20203695]

約数ペア:

[(1, 20203695), (3, 6734565), (5, 4040739), (9, 2244855), (15, 1346913), (27, 748285), (45, 448971), (109, 185355), (135, 149657), (327, 61785), (545, 37071), (981, 20595), (1373, 14715), (1635, 12357), (2943, 6865), (4119, 4905)]