20343375363

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1\times {\mathrm{971}}^1$

素因数の和:1404

約数の個数: 64

約数和(自身を含む): 30656351232

約数和(自身を除く): 10312975869

約数列:

[1, 3, 17, 23, 51, 53, 69, 159, 337, 391, 901, 971, 1011, 1173, 1219, 2703, 2913, 3657, 5729, 7751, 16507, 17187, 17861, 20723, 22333, 23253, 49521, 51463, 53583, 62169, 66999, 131767, 154389, 303637, 327227, 379661, 395301, 410803, 874871, 910911, 981681, 1138983, 1183649, 1232409, 2624613, 3550947, 5562859, 6983651, 7526221, 16688577, 17343031, 20122033, 20950953, 22578663, 52029093, 60366099, 127945757, 294831527, 383837271, 398889713, 884494581, 1196669139, 6781125121, 20343375363]

約数ペア:

[(1, 20343375363), (3, 6781125121), (17, 1196669139), (23, 884494581), (51, 398889713), (53, 383837271), (69, 294831527), (159, 127945757), (337, 60366099), (391, 52029093), (901, 22578663), (971, 20950953), (1011, 20122033), (1173, 17343031), (1219, 16688577), (2703, 7526221), (2913, 6983651), (3657, 5562859), (5729, 3550947), (7751, 2624613), (16507, 1232409), (17187, 1183649), (17861, 1138983), (20723, 981681), (22333, 910911), (23253, 874871), (49521, 410803), (51463, 395301), (53583, 379661), (62169, 327227), (66999, 303637), (131767, 154389)]