19830496

素因数分解:

$2^5\times 7^2\times {\mathrm{12647}}^1$

素因数の和:12671

約数の個数: 36

約数和(自身を含む): 45418968

約数和(自身を除く): 25588472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 12647, 25294, 50588, 88529, 101176, 177058, 202352, 354116, 404704, 619703, 708232, 1239406, 1416464, 2478812, 2832928, 4957624, 9915248, 19830496]

約数ペア:

[(1, 19830496), (2, 9915248), (4, 4957624), (7, 2832928), (8, 2478812), (14, 1416464), (16, 1239406), (28, 708232), (32, 619703), (49, 404704), (56, 354116), (98, 202352), (112, 177058), (196, 101176), (224, 88529), (392, 50588), (784, 25294), (1568, 12647)]