2019906196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{61291}}^1$

素因数の和:61420

約数の個数: 48

約数和(自身を含む): 4448328192

約数和(自身を除く): 2428421996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 107, 154, 214, 308, 428, 749, 1177, 1498, 2354, 2996, 4708, 8239, 16478, 32956, 61291, 122582, 245164, 429037, 674201, 858074, 1348402, 1716148, 2696804, 4719407, 6558137, 9438814, 13116274, 18877628, 26232548, 45906959, 72139507, 91813918, 144279014, 183627836, 288558028, 504976549, 1009953098, 2019906196]

約数ペア:

[(1, 2019906196), (2, 1009953098), (4, 504976549), (7, 288558028), (11, 183627836), (14, 144279014), (22, 91813918), (28, 72139507), (44, 45906959), (77, 26232548), (107, 18877628), (154, 13116274), (214, 9438814), (308, 6558137), (428, 4719407), (749, 2696804), (1177, 1716148), (1498, 1348402), (2354, 858074), (2996, 674201), (4708, 429037), (8239, 245164), (16478, 122582), (32956, 61291)]