20159095377

素因数分解:

$3^1\times {\mathrm{421}}^1\times {\mathrm{653}}^1\times {\mathrm{24443}}^1$

素因数の和:25520

約数の個数: 16

約数和(自身を含む): 26985002688

約数和(自身を除く): 6825907311

約数列:

[1, 3, 421, 653, 1263, 1959, 24443, 73329, 274913, 824739, 10290503, 15961279, 30871509, 47883837, 6719698459, 20159095377]

約数ペア:

[(1, 20159095377), (3, 6719698459), (421, 47883837), (653, 30871509), (1263, 15961279), (1959, 10290503), (24443, 824739), (73329, 274913)]