2019697785

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1103}}^1\times {\mathrm{5813}}^1$

素因数の和:6934

約数の個数: 48

約数和(自身を含む): 4005241344

約数和(自身を除く): 1985543559

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1103, 3309, 5515, 5813, 7721, 9927, 16545, 17439, 23163, 29065, 38605, 40691, 49635, 52317, 69489, 87195, 115815, 122073, 203455, 261585, 347445, 366219, 610365, 1831095, 6411739, 19235217, 32058695, 44882173, 57705651, 96176085, 134646519, 224410865, 288528255, 403939557, 673232595, 2019697785]

約数ペア:

[(1, 2019697785), (3, 673232595), (5, 403939557), (7, 288528255), (9, 224410865), (15, 134646519), (21, 96176085), (35, 57705651), (45, 44882173), (63, 32058695), (105, 19235217), (315, 6411739), (1103, 1831095), (3309, 610365), (5515, 366219), (5813, 347445), (7721, 261585), (9927, 203455), (16545, 122073), (17439, 115815), (23163, 87195), (29065, 69489), (38605, 52317), (40691, 49635)]