16570268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 34715520

約数和(自身を除く): 18145252

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 59, 118, 143, 236, 286, 491, 572, 649, 767, 982, 1298, 1534, 1964, 2596, 3068, 5401, 6383, 8437, 10802, 12766, 16874, 21604, 25532, 28969, 33748, 57938, 70213, 115876, 140426, 280852, 318659, 376597, 637318, 753194, 1274636, 1506388, 4142567, 8285134, 16570268]

約数ペア:

[(1, 16570268), (2, 8285134), (4, 4142567), (11, 1506388), (13, 1274636), (22, 753194), (26, 637318), (44, 376597), (52, 318659), (59, 280852), (118, 140426), (143, 115876), (236, 70213), (286, 57938), (491, 33748), (572, 28969), (649, 25532), (767, 21604), (982, 16874), (1298, 12766), (1534, 10802), (1964, 8437), (2596, 6383), (3068, 5401)]