19391925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{859}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 37537280

約数和(自身を除く): 18145355

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 43, 75, 105, 129, 175, 215, 301, 525, 645, 859, 903, 1075, 1505, 2577, 3225, 4295, 4515, 6013, 7525, 12885, 18039, 21475, 22575, 30065, 36937, 64425, 90195, 110811, 150325, 184685, 258559, 450975, 554055, 775677, 923425, 1292795, 2770275, 3878385, 6463975, 19391925]

約数ペア:

[(1, 19391925), (3, 6463975), (5, 3878385), (7, 2770275), (15, 1292795), (21, 923425), (25, 775677), (35, 554055), (43, 450975), (75, 258559), (105, 184685), (129, 150325), (175, 110811), (215, 90195), (301, 64425), (525, 36937), (645, 30065), (859, 22575), (903, 21475), (1075, 18039), (1505, 12885), (2577, 7525), (3225, 6013), (4295, 4515)]