19858696

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17359}}^1$

素因数の和:17389

約数の個数: 32

約数和(自身を含む): 43747200

約数和(自身を除く): 23888504

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 17359, 34718, 69436, 138872, 190949, 225667, 381898, 451334, 763796, 902668, 1527592, 1805336, 2482337, 4964674, 9929348, 19858696]

約数ペア:

[(1, 19858696), (2, 9929348), (4, 4964674), (8, 2482337), (11, 1805336), (13, 1527592), (22, 902668), (26, 763796), (44, 451334), (52, 381898), (88, 225667), (104, 190949), (143, 138872), (286, 69436), (572, 34718), (1144, 17359)]