39728414

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{907}}^1$

素因数の和:1112

約数の個数: 24

約数和(自身を含む): 65937144

約数和(自身を除く): 26208730

約数列:

[1, 2, 11, 22, 121, 181, 242, 362, 907, 1814, 1991, 3982, 9977, 19954, 21901, 43802, 109747, 164167, 219494, 328334, 1805837, 3611674, 19864207, 39728414]

約数ペア:

[(1, 39728414), (2, 19864207), (11, 3611674), (22, 1805837), (121, 328334), (181, 219494), (242, 164167), (362, 109747), (907, 43802), (1814, 21901), (1991, 19954), (3982, 9977)]