19737982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{1109}}^1$

素因数の和:1931

約数の個数: 16

約数和(自身を含む): 32367600

約数和(自身を除く): 12629618

約数列:

[1, 2, 11, 22, 809, 1109, 1618, 2218, 8899, 12199, 17798, 24398, 897181, 1794362, 9868991, 19737982]

約数ペア:

[(1, 19737982), (2, 9868991), (11, 1794362), (22, 897181), (809, 24398), (1109, 17798), (1618, 12199), (2218, 8899)]