19935628

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{4969}}^1$

素因数の和:5049

約数の個数: 24

約数和(自身を含む): 37573200

約数和(自身を除く): 17637572

約数列:

[1, 2, 4, 17, 34, 59, 68, 118, 236, 1003, 2006, 4012, 4969, 9938, 19876, 84473, 168946, 293171, 337892, 586342, 1172684, 4983907, 9967814, 19935628]

約数ペア:

[(1, 19935628), (2, 9967814), (4, 4983907), (17, 1172684), (34, 586342), (59, 337892), (68, 293171), (118, 168946), (236, 84473), (1003, 19876), (2006, 9938), (4012, 4969)]