16020884

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:524

約数の個数: 36

約数和(自身を含む): 31281600

約数和(自身を除く): 15260716

約数列:

[1, 2, 4, 11, 22, 44, 79, 121, 158, 242, 316, 419, 484, 838, 869, 1676, 1738, 3476, 4609, 9218, 9559, 18436, 19118, 33101, 38236, 50699, 66202, 101398, 132404, 202796, 364111, 728222, 1456444, 4005221, 8010442, 16020884]

約数ペア:

[(1, 16020884), (2, 8010442), (4, 4005221), (11, 1456444), (22, 728222), (44, 364111), (79, 202796), (121, 132404), (158, 101398), (242, 66202), (316, 50699), (419, 38236), (484, 33101), (838, 19118), (869, 18436), (1676, 9559), (1738, 9218), (3476, 4609)]