19338368

素因数分解:

$2^7\times 7^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 44651520

約数和(自身を除く): 25313152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 113, 128, 191, 224, 226, 382, 448, 452, 764, 791, 896, 904, 1337, 1528, 1582, 1808, 2674, 3056, 3164, 3616, 5348, 6112, 6328, 7232, 10696, 12224, 12656, 14464, 21392, 21583, 24448, 25312, 42784, 43166, 50624, 85568, 86332, 101248, 151081, 171136, 172664, 302162, 345328, 604324, 690656, 1208648, 1381312, 2417296, 2762624, 4834592, 9669184, 19338368]

約数ペア:

[(1, 19338368), (2, 9669184), (4, 4834592), (7, 2762624), (8, 2417296), (14, 1381312), (16, 1208648), (28, 690656), (32, 604324), (56, 345328), (64, 302162), (112, 172664), (113, 171136), (128, 151081), (191, 101248), (224, 86332), (226, 85568), (382, 50624), (448, 43166), (452, 42784), (764, 25312), (791, 24448), (896, 21583), (904, 21392), (1337, 14464), (1528, 12656), (1582, 12224), (1808, 10696), (2674, 7232), (3056, 6328), (3164, 6112), (3616, 5348)]