20123562796

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{154213}}^1$

素因数の和:154354

約数の個数: 48

約数和(自身を含む): 39639166560

約数和(自身を除く): 19515603764

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 101, 202, 323, 404, 646, 1292, 1717, 1919, 3434, 3838, 6868, 7676, 32623, 65246, 130492, 154213, 308426, 616852, 2621621, 2930047, 5243242, 5860094, 10486484, 11720188, 15575513, 31151026, 49810799, 62302052, 99621598, 199243196, 264783721, 295934747, 529567442, 591869494, 1059134884, 1183738988, 5030890699, 10061781398, 20123562796]

約数ペア:

[(1, 20123562796), (2, 10061781398), (4, 5030890699), (17, 1183738988), (19, 1059134884), (34, 591869494), (38, 529567442), (68, 295934747), (76, 264783721), (101, 199243196), (202, 99621598), (323, 62302052), (404, 49810799), (646, 31151026), (1292, 15575513), (1717, 11720188), (1919, 10486484), (3434, 5860094), (3838, 5243242), (6868, 2930047), (7676, 2621621), (32623, 616852), (65246, 308426), (130492, 154213)]