20733704

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 39839040

約数和(自身を除く): 19105336

約数列:

[1, 2, 4, 8, 71, 142, 173, 211, 284, 346, 422, 568, 692, 844, 1384, 1688, 12283, 14981, 24566, 29962, 36503, 49132, 59924, 73006, 98264, 119848, 146012, 292024, 2591713, 5183426, 10366852, 20733704]

約数ペア:

[(1, 20733704), (2, 10366852), (4, 5183426), (8, 2591713), (71, 292024), (142, 146012), (173, 119848), (211, 98264), (284, 73006), (346, 59924), (422, 49132), (568, 36503), (692, 29962), (844, 24566), (1384, 14981), (1688, 12283)]