20000247772

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{503}}^1\times {\mathrm{65831}}^1$

素因数の和:66489

約数の個数: 24

約数和(自身を含む): 35302804992

約数和(自身を除く): 15302557220

約数列:

[1, 2, 4, 151, 302, 503, 604, 1006, 2012, 65831, 75953, 131662, 151906, 263324, 303812, 9940481, 19880962, 33112993, 39761924, 66225986, 132451972, 5000061943, 10000123886, 20000247772]

約数ペア:

[(1, 20000247772), (2, 10000123886), (4, 5000061943), (151, 132451972), (302, 66225986), (503, 39761924), (604, 33112993), (1006, 19880962), (2012, 9940481), (65831, 303812), (75953, 263324), (131662, 151906)]