20525670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6911}}^1$

素因数の和:6938

約数の個数: 64

約数和(自身を含む): 59719680

約数和(自身を除く): 39194010

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 495, 594, 990, 1485, 2970, 6911, 13822, 20733, 34555, 41466, 62199, 69110, 76021, 103665, 124398, 152042, 186597, 207330, 228063, 310995, 373194, 380105, 456126, 621990, 684189, 760210, 932985, 1140315, 1368378, 1865970, 2052567, 2280630, 3420945, 4105134, 6841890, 10262835, 20525670]

約数ペア:

[(1, 20525670), (2, 10262835), (3, 6841890), (5, 4105134), (6, 3420945), (9, 2280630), (10, 2052567), (11, 1865970), (15, 1368378), (18, 1140315), (22, 932985), (27, 760210), (30, 684189), (33, 621990), (45, 456126), (54, 380105), (55, 373194), (66, 310995), (90, 228063), (99, 207330), (110, 186597), (135, 152042), (165, 124398), (198, 103665), (270, 76021), (297, 69110), (330, 62199), (495, 41466), (594, 34555), (990, 20733), (1485, 13822), (2970, 6911)]