20245432

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 39164400

約数和(自身を除く): 18918968

約数列:

[1, 2, 4, 8, 43, 86, 172, 229, 257, 344, 458, 514, 916, 1028, 1832, 2056, 9847, 11051, 19694, 22102, 39388, 44204, 58853, 78776, 88408, 117706, 235412, 470824, 2530679, 5061358, 10122716, 20245432]

約数ペア:

[(1, 20245432), (2, 10122716), (4, 5061358), (8, 2530679), (43, 470824), (86, 235412), (172, 117706), (229, 88408), (257, 78776), (344, 58853), (458, 44204), (514, 39388), (916, 22102), (1028, 19694), (1832, 11051), (2056, 9847)]