20120402672

素因数分解:

$2^4\times {\mathrm{4523}}^1\times {\mathrm{278029}}^1$

素因数の和:282560

約数の個数: 20

約数和(自身を含む): 38992039320

約数和(自身を除く): 18871636648

約数列:

[1, 2, 4, 8, 16, 4523, 9046, 18092, 36184, 72368, 278029, 556058, 1112116, 2224232, 4448464, 1257525167, 2515050334, 5030100668, 10060201336, 20120402672]

約数ペア:

[(1, 20120402672), (2, 10060201336), (4, 5030100668), (8, 2515050334), (16, 1257525167), (4523, 4448464), (9046, 2224232), (18092, 1112116), (36184, 556058), (72368, 278029)]