19948292

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7829}}^1$

素因数の和:7860

約数の個数: 36

約数和(自身を含む): 43738380

約数和(自身を除く): 23790088

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 7829, 15658, 31316, 54803, 101777, 109606, 203554, 219212, 383621, 407108, 712439, 767242, 1424878, 1534484, 2849756, 4987073, 9974146, 19948292]

約数ペア:

[(1, 19948292), (2, 9974146), (4, 4987073), (7, 2849756), (13, 1534484), (14, 1424878), (26, 767242), (28, 712439), (49, 407108), (52, 383621), (91, 219212), (98, 203554), (182, 109606), (196, 101777), (364, 54803), (637, 31316), (1274, 15658), (2548, 7829)]