19554238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11251}}^1$

素因数の和:11343

約数の個数: 16

約数和(自身を含む): 32405760

約数和(自身を除く): 12851522

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 11251, 22502, 123761, 247522, 888829, 1777658, 9777119, 19554238]

約数ペア:

[(1, 19554238), (2, 9777119), (11, 1777658), (22, 888829), (79, 247522), (158, 123761), (869, 22502), (1738, 11251)]