20124492836

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{97561}}^1$

素因数の和:97764

約数の個数: 48

約数和(自身を含む): 41303848320

約数和(自身を除く): 21179355484

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 139, 212, 278, 371, 556, 742, 973, 1484, 1946, 3892, 7367, 14734, 29468, 51569, 97561, 103138, 195122, 206276, 390244, 682927, 1365854, 2731708, 5170733, 10341466, 13560979, 20682932, 27121958, 36195131, 54243916, 72390262, 94926853, 144780524, 189853706, 379707412, 718731887, 1437463774, 2874927548, 5031123209, 10062246418, 20124492836]

約数ペア:

[(1, 20124492836), (2, 10062246418), (4, 5031123209), (7, 2874927548), (14, 1437463774), (28, 718731887), (53, 379707412), (106, 189853706), (139, 144780524), (212, 94926853), (278, 72390262), (371, 54243916), (556, 36195131), (742, 27121958), (973, 20682932), (1484, 13560979), (1946, 10341466), (3892, 5170733), (7367, 2731708), (14734, 1365854), (29468, 682927), (51569, 390244), (97561, 206276), (103138, 195122)]