201730828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2797}}^1$

素因数の和:2906

約数の個数: 48

約数和(自身を含む): 405821920

約数和(自身を除く): 204091092

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 73, 76, 146, 247, 292, 494, 949, 988, 1387, 1898, 2774, 2797, 3796, 5548, 5594, 11188, 18031, 36062, 36361, 53143, 72124, 72722, 106286, 145444, 204181, 212572, 408362, 690859, 816724, 1381718, 2654353, 2763436, 3879439, 5308706, 7758878, 10617412, 15517756, 50432707, 100865414, 201730828]

約数ペア:

[(1, 201730828), (2, 100865414), (4, 50432707), (13, 15517756), (19, 10617412), (26, 7758878), (38, 5308706), (52, 3879439), (73, 2763436), (76, 2654353), (146, 1381718), (247, 816724), (292, 690859), (494, 408362), (949, 212572), (988, 204181), (1387, 145444), (1898, 106286), (2774, 72722), (2797, 72124), (3796, 53143), (5548, 36361), (5594, 36062), (11188, 18031)]