19951755

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 33343488

約数和(自身を除く): 13391733

約数列:

[1, 3, 5, 15, 31, 93, 107, 155, 321, 401, 465, 535, 1203, 1605, 2005, 3317, 6015, 9951, 12431, 16585, 37293, 42907, 49755, 62155, 128721, 186465, 214535, 643605, 1330117, 3990351, 6650585, 19951755]

約数ペア:

[(1, 19951755), (3, 6650585), (5, 3990351), (15, 1330117), (31, 643605), (93, 214535), (107, 186465), (155, 128721), (321, 62155), (401, 49755), (465, 42907), (535, 37293), (1203, 16585), (1605, 12431), (2005, 9951), (3317, 6015)]