20131918071

素因数分解:

$3^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1\times {\mathrm{349}}^1\times {\mathrm{647}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 27303091200

約数和(自身を除く): 7171173129

約数列:

[1, 3, 113, 263, 339, 349, 647, 789, 1047, 1941, 29719, 39437, 73111, 89157, 91787, 118311, 170161, 219333, 225803, 275361, 510483, 677409, 10371931, 19228193, 25515739, 31115793, 57684579, 59386189, 76547217, 178158567, 6710639357, 20131918071]

約数ペア:

[(1, 20131918071), (3, 6710639357), (113, 178158567), (263, 76547217), (339, 59386189), (349, 57684579), (647, 31115793), (789, 25515739), (1047, 19228193), (1941, 10371931), (29719, 677409), (39437, 510483), (73111, 275361), (89157, 225803), (91787, 219333), (118311, 170161)]