20348030144

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{126719}}^1$

素因数の和:126937

約数の個数: 56

約数和(自身を含む): 43709783040

約数和(自身を除く): 23361752896

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 193, 208, 386, 416, 772, 832, 1544, 2509, 3088, 5018, 6176, 10036, 12352, 20072, 40144, 80288, 126719, 160576, 253438, 506876, 1013752, 1647347, 2027504, 3294694, 4055008, 6589388, 8110016, 13178776, 24456767, 26357552, 48913534, 52715104, 97827068, 105430208, 195654136, 317937971, 391308272, 635875942, 782616544, 1271751884, 1565233088, 2543503768, 5087007536, 10174015072, 20348030144]

約数ペア:

[(1, 20348030144), (2, 10174015072), (4, 5087007536), (8, 2543503768), (13, 1565233088), (16, 1271751884), (26, 782616544), (32, 635875942), (52, 391308272), (64, 317937971), (104, 195654136), (193, 105430208), (208, 97827068), (386, 52715104), (416, 48913534), (772, 26357552), (832, 24456767), (1544, 13178776), (2509, 8110016), (3088, 6589388), (5018, 4055008), (6176, 3294694), (10036, 2027504), (12352, 1647347), (20072, 1013752), (40144, 506876), (80288, 253438), (126719, 160576)]