19888056

素因数分解:

$2^3\times 3^2\times {\mathrm{281}}^1\times {\mathrm{983}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 54110160

約数和(自身を除く): 34222104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 281, 562, 843, 983, 1124, 1686, 1966, 2248, 2529, 2949, 3372, 3932, 5058, 5898, 6744, 7864, 8847, 10116, 11796, 17694, 20232, 23592, 35388, 70776, 276223, 552446, 828669, 1104892, 1657338, 2209784, 2486007, 3314676, 4972014, 6629352, 9944028, 19888056]

約数ペア:

[(1, 19888056), (2, 9944028), (3, 6629352), (4, 4972014), (6, 3314676), (8, 2486007), (9, 2209784), (12, 1657338), (18, 1104892), (24, 828669), (36, 552446), (72, 276223), (281, 70776), (562, 35388), (843, 23592), (983, 20232), (1124, 17694), (1686, 11796), (1966, 10116), (2248, 8847), (2529, 7864), (2949, 6744), (3372, 5898), (3932, 5058)]