20176500645

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{347}}^1\times {\mathrm{937}}^1$

素因数の和:1499

約数の個数: 96

約数和(自身を含む): 40330338048

約数和(自身を除く): 20153837403

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 197, 315, 347, 591, 937, 985, 1041, 1379, 1735, 1773, 2429, 2811, 2955, 3123, 4137, 4685, 5205, 6559, 6895, 7287, 8433, 8865, 12145, 12411, 14055, 15615, 19677, 20685, 21861, 32795, 36435, 42165, 59031, 62055, 68359, 98385, 109305, 184589, 205077, 295155, 325139, 341795, 478513, 553767, 615231, 922945, 975417, 1025385, 1292123, 1435539, 1625695, 1661301, 2275973, 2392565, 2768835, 2926251, 3076155, 3876369, 4306617, 4877085, 6460615, 6827919, 7177695, 8306505, 11379865, 11629107, 14631255, 19381845, 20483757, 21533085, 34139595, 58145535, 64052383, 102418785, 192157149, 320261915, 448366681, 576471447, 960785745, 1345100043, 2241833405, 2882357235, 4035300129, 6725500215, 20176500645]

約数ペア:

[(1, 20176500645), (3, 6725500215), (5, 4035300129), (7, 2882357235), (9, 2241833405), (15, 1345100043), (21, 960785745), (35, 576471447), (45, 448366681), (63, 320261915), (105, 192157149), (197, 102418785), (315, 64052383), (347, 58145535), (591, 34139595), (937, 21533085), (985, 20483757), (1041, 19381845), (1379, 14631255), (1735, 11629107), (1773, 11379865), (2429, 8306505), (2811, 7177695), (2955, 6827919), (3123, 6460615), (4137, 4877085), (4685, 4306617), (5205, 3876369), (6559, 3076155), (6895, 2926251), (7287, 2768835), (8433, 2392565), (8865, 2275973), (12145, 1661301), (12411, 1625695), (14055, 1435539), (15615, 1292123), (19677, 1025385), (20685, 975417), (21861, 922945), (32795, 615231), (36435, 553767), (42165, 478513), (59031, 341795), (62055, 325139), (68359, 295155), (98385, 205077), (109305, 184589)]