163923820

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{9769}}^1$

素因数の和:10617

約数の個数: 24

約数和(自身を含む): 344685600

約数和(自身を除く): 180761780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 4195, 8390, 9769, 16780, 19538, 39076, 48845, 97690, 195380, 8196191, 16392382, 32784764, 40980955, 81961910, 163923820]

約数ペア:

[(1, 163923820), (2, 81961910), (4, 40980955), (5, 32784764), (10, 16392382), (20, 8196191), (839, 195380), (1678, 97690), (3356, 48845), (4195, 39076), (8390, 19538), (9769, 16780)]