19616037

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{233}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 31749120

約数和(自身を除く): 12133083

約数列:

[1, 3, 7, 19, 21, 57, 133, 211, 233, 399, 633, 699, 1477, 1631, 4009, 4427, 4431, 4893, 12027, 13281, 28063, 30989, 49163, 84189, 92967, 147489, 344141, 934097, 1032423, 2802291, 6538679, 19616037]

約数ペア:

[(1, 19616037), (3, 6538679), (7, 2802291), (19, 1032423), (21, 934097), (57, 344141), (133, 147489), (211, 92967), (233, 84189), (399, 49163), (633, 30989), (699, 28063), (1477, 13281), (1631, 12027), (4009, 4893), (4427, 4431)]