19689712

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 46282752

約数和(自身を除く): 26593040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 53, 56, 62, 106, 107, 112, 124, 212, 214, 217, 248, 371, 424, 428, 434, 496, 742, 749, 848, 856, 868, 1484, 1498, 1643, 1712, 1736, 2968, 2996, 3286, 3317, 3472, 5671, 5936, 5992, 6572, 6634, 11342, 11501, 11984, 13144, 13268, 22684, 23002, 23219, 26288, 26536, 39697, 45368, 46004, 46438, 53072, 79394, 90736, 92008, 92876, 158788, 175801, 184016, 185752, 317576, 351602, 371504, 635152, 703204, 1230607, 1406408, 2461214, 2812816, 4922428, 9844856, 19689712]

約数ペア:

[(1, 19689712), (2, 9844856), (4, 4922428), (7, 2812816), (8, 2461214), (14, 1406408), (16, 1230607), (28, 703204), (31, 635152), (53, 371504), (56, 351602), (62, 317576), (106, 185752), (107, 184016), (112, 175801), (124, 158788), (212, 92876), (214, 92008), (217, 90736), (248, 79394), (371, 53072), (424, 46438), (428, 46004), (434, 45368), (496, 39697), (742, 26536), (749, 26288), (848, 23219), (856, 23002), (868, 22684), (1484, 13268), (1498, 13144), (1643, 11984), (1712, 11501), (1736, 11342), (2968, 6634), (2996, 6572), (3286, 5992), (3317, 5936), (3472, 5671)]