18927405

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20029}}^1$

素因数の和:20050

約数の個数: 32

約数和(自身を含む): 38457600

約数和(自身を除く): 19530195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20029, 60087, 100145, 140203, 180261, 300435, 420609, 540783, 701015, 901305, 1261827, 2103045, 2703915, 3785481, 6309135, 18927405]

約数ペア:

[(1, 18927405), (3, 6309135), (5, 3785481), (7, 2703915), (9, 2103045), (15, 1261827), (21, 901305), (27, 701015), (35, 540783), (45, 420609), (63, 300435), (105, 180261), (135, 140203), (189, 100145), (315, 60087), (945, 20029)]