19005143164

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1663}}^1\times {\mathrm{6691}}^1$

素因数の和:8426

約数の個数: 48

約数和(自身を含む): 38662414336

約数和(自身を除く): 19657271172

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1663, 1708, 3326, 6652, 6691, 11641, 13382, 23282, 26764, 46564, 46837, 93674, 101443, 187348, 202886, 405772, 408151, 710101, 816302, 1420202, 1632604, 2840404, 2857057, 5714114, 11127133, 11428228, 22254266, 44508532, 77889931, 155779862, 311559724, 678755113, 1357510226, 2715020452, 4751285791, 9502571582, 19005143164]

約数ペア:

[(1, 19005143164), (2, 9502571582), (4, 4751285791), (7, 2715020452), (14, 1357510226), (28, 678755113), (61, 311559724), (122, 155779862), (244, 77889931), (427, 44508532), (854, 22254266), (1663, 11428228), (1708, 11127133), (3326, 5714114), (6652, 2857057), (6691, 2840404), (11641, 1632604), (13382, 1420202), (23282, 816302), (26764, 710101), (46564, 408151), (46837, 405772), (93674, 202886), (101443, 187348)]