19614987

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1549}}^1$

素因数の和:1632

約数の個数: 32

約数和(自身を含む): 33728000

約数和(自身を除く): 14113013

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1549, 1809, 4221, 4647, 10843, 12663, 13941, 32529, 41823, 97587, 103783, 292761, 311349, 726481, 934047, 2179443, 2802141, 6538329, 19614987]

約数ペア:

[(1, 19614987), (3, 6538329), (7, 2802141), (9, 2179443), (21, 934047), (27, 726481), (63, 311349), (67, 292761), (189, 103783), (201, 97587), (469, 41823), (603, 32529), (1407, 13941), (1549, 12663), (1809, 10843), (4221, 4647)]