18007743

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 27711936

約数和(自身を除く): 9704193

約数列:

[1, 3, 13, 17, 39, 51, 157, 173, 221, 471, 519, 663, 2041, 2249, 2669, 2941, 6123, 6747, 8007, 8823, 27161, 34697, 38233, 81483, 104091, 114699, 353093, 461737, 1059279, 1385211, 6002581, 18007743]

約数ペア:

[(1, 18007743), (3, 6002581), (13, 1385211), (17, 1059279), (39, 461737), (51, 353093), (157, 114699), (173, 104091), (221, 81483), (471, 38233), (519, 34697), (663, 27161), (2041, 8823), (2249, 8007), (2669, 6747), (2941, 6123)]