18447682

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 31420224

約数和(自身を除く): 12972542

約数列:

[1, 2, 11, 22, 37, 74, 131, 173, 262, 346, 407, 814, 1441, 1903, 2882, 3806, 4847, 6401, 9694, 12802, 22663, 45326, 53317, 70411, 106634, 140822, 249293, 498586, 838531, 1677062, 9223841, 18447682]

約数ペア:

[(1, 18447682), (2, 9223841), (11, 1677062), (22, 838531), (37, 498586), (74, 249293), (131, 140822), (173, 106634), (262, 70411), (346, 53317), (407, 45326), (814, 22663), (1441, 12802), (1903, 9694), (2882, 6401), (3806, 4847)]