20633145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5569}}^1$

素因数の和:5609

約数の個数: 32

約数和(自身を含む): 37430400

約数和(自身を除く): 16797255

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5569, 16707, 27845, 72397, 83535, 105811, 217191, 317433, 361985, 529055, 1085955, 1375543, 1587165, 4126629, 6877715, 20633145]

約数ペア:

[(1, 20633145), (3, 6877715), (5, 4126629), (13, 1587165), (15, 1375543), (19, 1085955), (39, 529055), (57, 361985), (65, 317433), (95, 217191), (195, 105811), (247, 83535), (285, 72397), (741, 27845), (1235, 16707), (3705, 5569)]