20177553788

素因数分解:

$2^2\times 7^2\times {\mathrm{3181}}^1\times {\mathrm{32363}}^1$

素因数の和:35562

約数の個数: 36

約数和(自身を含む): 41089916952

約数和(自身を除く): 20912363164

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 3181, 6362, 12724, 22267, 32363, 44534, 64726, 89068, 129452, 155869, 226541, 311738, 453082, 623476, 906164, 1585787, 3171574, 6343148, 102946703, 205893406, 411786812, 720626921, 1441253842, 2882507684, 5044388447, 10088776894, 20177553788]

約数ペア:

[(1, 20177553788), (2, 10088776894), (4, 5044388447), (7, 2882507684), (14, 1441253842), (28, 720626921), (49, 411786812), (98, 205893406), (196, 102946703), (3181, 6343148), (6362, 3171574), (12724, 1585787), (22267, 906164), (32363, 623476), (44534, 453082), (64726, 311738), (89068, 226541), (129452, 155869)]