31182704

素因数分解:

$2^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2003}}^1$

素因数の和:2157

約数の個数: 40

約数和(自身を含む): 69578880

約数和(自身を除く): 38396176

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139, 278, 556, 973, 1112, 1946, 2003, 2224, 3892, 4006, 7784, 8012, 14021, 15568, 16024, 28042, 32048, 56084, 112168, 224336, 278417, 556834, 1113668, 1948919, 2227336, 3897838, 4454672, 7795676, 15591352, 31182704]

約数ペア:

[(1, 31182704), (2, 15591352), (4, 7795676), (7, 4454672), (8, 3897838), (14, 2227336), (16, 1948919), (28, 1113668), (56, 556834), (112, 278417), (139, 224336), (278, 112168), (556, 56084), (973, 32048), (1112, 28042), (1946, 16024), (2003, 15568), (2224, 14021), (3892, 8012), (4006, 7784)]