19497135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 38937600

約数和(自身を除く): 19440465

約数列:

[1, 3, 5, 7, 15, 19, 21, 29, 35, 57, 87, 95, 105, 133, 145, 203, 285, 337, 399, 435, 551, 609, 665, 1011, 1015, 1653, 1685, 1995, 2359, 2755, 3045, 3857, 5055, 6403, 7077, 8265, 9773, 11571, 11795, 19209, 19285, 29319, 32015, 35385, 44821, 48865, 57855, 68411, 96045, 134463, 146595, 185687, 205233, 224105, 342055, 557061, 672315, 928435, 1026165, 1299809, 2785305, 3899427, 6499045, 19497135]

約数ペア:

[(1, 19497135), (3, 6499045), (5, 3899427), (7, 2785305), (15, 1299809), (19, 1026165), (21, 928435), (29, 672315), (35, 557061), (57, 342055), (87, 224105), (95, 205233), (105, 185687), (133, 146595), (145, 134463), (203, 96045), (285, 68411), (337, 57855), (399, 48865), (435, 44821), (551, 35385), (609, 32015), (665, 29319), (1011, 19285), (1015, 19209), (1653, 11795), (1685, 11571), (1995, 9773), (2359, 8265), (2755, 7077), (3045, 6403), (3857, 5055)]