18975483

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{109}}^1$

素因数の和:196

約数の個数: 36

約数和(自身を含む): 29892720

約数和(自身を除く): 10917237

約数列:

[1, 3, 9, 23, 29, 69, 87, 109, 207, 261, 327, 667, 841, 981, 2001, 2507, 2523, 3161, 6003, 7521, 7569, 9483, 19343, 22563, 28449, 58029, 72703, 91669, 174087, 218109, 275007, 654327, 825021, 2108387, 6325161, 18975483]

約数ペア:

[(1, 18975483), (3, 6325161), (9, 2108387), (23, 825021), (29, 654327), (69, 275007), (87, 218109), (109, 174087), (207, 91669), (261, 72703), (327, 58029), (667, 28449), (841, 22563), (981, 19343), (2001, 9483), (2507, 7569), (2523, 7521), (3161, 6003)]