1640642716

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{18911}}^1$

素因数の和:19002

約数の個数: 36

約数和(自身を含む): 3074750784

約数和(自身を除く): 1434108068

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 529, 943, 1058, 1886, 2116, 3772, 18911, 21689, 37822, 43378, 75644, 86756, 434953, 775351, 869906, 1550702, 1739812, 3101404, 10003919, 17833073, 20007838, 35666146, 40015676, 71332292, 410160679, 820321358, 1640642716]

約数ペア:

[(1, 1640642716), (2, 820321358), (4, 410160679), (23, 71332292), (41, 40015676), (46, 35666146), (82, 20007838), (92, 17833073), (164, 10003919), (529, 3101404), (943, 1739812), (1058, 1550702), (1886, 869906), (2116, 775351), (3772, 434953), (18911, 86756), (21689, 75644), (37822, 43378)]