20199695355

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{7125113}}^1$

素因数の和:7125137

約数の個数: 40

約数和(自身を含む): 41382662112

約数和(自身を除く): 21182966757

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 7125113, 21375339, 35625565, 49875791, 64126017, 106876695, 149627373, 192378051, 249378955, 320630085, 448882119, 577134153, 748136865, 961890255, 1346646357, 2244410595, 2885670765, 4039939071, 6733231785, 20199695355]

約数ペア:

[(1, 20199695355), (3, 6733231785), (5, 4039939071), (7, 2885670765), (9, 2244410595), (15, 1346646357), (21, 961890255), (27, 748136865), (35, 577134153), (45, 448882119), (63, 320630085), (81, 249378955), (105, 192378051), (135, 149627373), (189, 106876695), (315, 64126017), (405, 49875791), (567, 35625565), (945, 21375339), (2835, 7125113)]