20245284

素因数分解:

$2^2\times 3^2\times {\mathrm{331}}^1\times {\mathrm{1699}}^1$

素因数の和:2040

約数の個数: 36

約数和(自身を含む): 51360400

約数和(自身を除く): 31115116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 331, 662, 993, 1324, 1699, 1986, 2979, 3398, 3972, 5097, 5958, 6796, 10194, 11916, 15291, 20388, 30582, 61164, 562369, 1124738, 1687107, 2249476, 3374214, 5061321, 6748428, 10122642, 20245284]

約数ペア:

[(1, 20245284), (2, 10122642), (3, 6748428), (4, 5061321), (6, 3374214), (9, 2249476), (12, 1687107), (18, 1124738), (36, 562369), (331, 61164), (662, 30582), (993, 20388), (1324, 15291), (1699, 11916), (1986, 10194), (2979, 6796), (3398, 5958), (3972, 5097)]