203977748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 394082304

約数和(自身を除く): 190104556

約数列:

[1, 2, 4, 13, 26, 52, 67, 127, 134, 254, 268, 461, 508, 871, 922, 1651, 1742, 1844, 3302, 3484, 5993, 6604, 8509, 11986, 17018, 23972, 30887, 34036, 58547, 61774, 110617, 117094, 123548, 221234, 234188, 401531, 442468, 761111, 803062, 1522222, 1606124, 3044444, 3922649, 7845298, 15690596, 50994437, 101988874, 203977748]

約数ペア:

[(1, 203977748), (2, 101988874), (4, 50994437), (13, 15690596), (26, 7845298), (52, 3922649), (67, 3044444), (127, 1606124), (134, 1522222), (254, 803062), (268, 761111), (461, 442468), (508, 401531), (871, 234188), (922, 221234), (1651, 123548), (1742, 117094), (1844, 110617), (3302, 61774), (3484, 58547), (5993, 34036), (6604, 30887), (8509, 23972), (11986, 17018)]