20938061036

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{653}}^1\times {\mathrm{673}}^1$

素因数の和:1650

約数の個数: 48

約数和(自身を含む): 37742716704

約数和(自身を除く): 16804655668

約数列:

[1, 2, 4, 43, 86, 172, 277, 554, 653, 673, 1108, 1306, 1346, 2612, 2692, 11911, 23822, 28079, 28939, 47644, 56158, 57878, 112316, 115756, 180881, 186421, 361762, 372842, 439469, 723524, 745684, 878938, 1757876, 7777883, 8016103, 15555766, 16032206, 18897167, 31111532, 32064412, 37794334, 75588668, 121732913, 243465826, 486931652, 5234515259, 10469030518, 20938061036]

約数ペア:

[(1, 20938061036), (2, 10469030518), (4, 5234515259), (43, 486931652), (86, 243465826), (172, 121732913), (277, 75588668), (554, 37794334), (653, 32064412), (673, 31111532), (1108, 18897167), (1306, 16032206), (1346, 15555766), (2612, 8016103), (2692, 7777883), (11911, 1757876), (23822, 878938), (28079, 745684), (28939, 723524), (47644, 439469), (56158, 372842), (57878, 361762), (112316, 186421), (115756, 180881)]