19303984

素因数分解:

$2^4\times 7^1\times {\mathrm{172357}}^1$

素因数の和:172372

約数の個数: 20

約数和(自身を含む): 42744784

約数和(自身を除く): 23440800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 172357, 344714, 689428, 1206499, 1378856, 2412998, 2757712, 4825996, 9651992, 19303984]

約数ペア:

[(1, 19303984), (2, 9651992), (4, 4825996), (7, 2757712), (8, 2412998), (14, 1378856), (16, 1206499), (28, 689428), (56, 344714), (112, 172357)]