20656962

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 46500480

約数和(自身を除く): 25843518

約数列:

[1, 2, 3, 6, 9, 18, 53, 59, 106, 118, 159, 177, 318, 354, 367, 477, 531, 734, 954, 1062, 1101, 2202, 3127, 3303, 6254, 6606, 9381, 18762, 19451, 21653, 28143, 38902, 43306, 56286, 58353, 64959, 116706, 129918, 175059, 194877, 350118, 389754, 1147609, 2295218, 3442827, 6885654, 10328481, 20656962]

約数ペア:

[(1, 20656962), (2, 10328481), (3, 6885654), (6, 3442827), (9, 2295218), (18, 1147609), (53, 389754), (59, 350118), (106, 194877), (118, 175059), (159, 129918), (177, 116706), (318, 64959), (354, 58353), (367, 56286), (477, 43306), (531, 38902), (734, 28143), (954, 21653), (1062, 19451), (1101, 18762), (2202, 9381), (3127, 6606), (3303, 6254)]