19863117

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 30825600

約数和(自身を除く): 10962483

約数列:

[1, 3, 9, 27, 37, 59, 111, 177, 333, 337, 531, 999, 1011, 1593, 2183, 3033, 6549, 9099, 12469, 19647, 19883, 37407, 58941, 59649, 112221, 178947, 336663, 536841, 735671, 2207013, 6621039, 19863117]

約数ペア:

[(1, 19863117), (3, 6621039), (9, 2207013), (27, 735671), (37, 536841), (59, 336663), (111, 178947), (177, 112221), (333, 59649), (337, 58941), (531, 37407), (999, 19883), (1011, 19647), (1593, 12469), (2183, 9099), (3033, 6549)]