20256645

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{46567}}^1$

素因数の和:46604

約数の個数: 16

約数和(自身を含む): 33528960

約数和(自身を除く): 13272315

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 46567, 139701, 232835, 698505, 1350443, 4051329, 6752215, 20256645]

約数ペア:

[(1, 20256645), (3, 6752215), (5, 4051329), (15, 1350443), (29, 698505), (87, 232835), (145, 139701), (435, 46567)]