19852095

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{971}}^1$

素因数の和:1055

約数の個数: 32

約数和(自身を含む): 33592320

約数和(自身を除く): 13740225

約数列:

[1, 3, 5, 15, 29, 47, 87, 141, 145, 235, 435, 705, 971, 1363, 2913, 4089, 4855, 6815, 14565, 20445, 28159, 45637, 84477, 136911, 140795, 228185, 422385, 684555, 1323473, 3970419, 6617365, 19852095]

約数ペア:

[(1, 19852095), (3, 6617365), (5, 3970419), (15, 1323473), (29, 684555), (47, 422385), (87, 228185), (141, 140795), (145, 136911), (235, 84477), (435, 45637), (705, 28159), (971, 20445), (1363, 14565), (2913, 6815), (4089, 4855)]