18712736

素因数分解:

$2^5\times 7^1\times {\mathrm{139}}^1\times {\mathrm{601}}^1$

素因数の和:757

約数の個数: 48

約数和(自身を含む): 42477120

約数和(自身を除く): 23764384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 139, 224, 278, 556, 601, 973, 1112, 1202, 1946, 2224, 2404, 3892, 4207, 4448, 4808, 7784, 8414, 9616, 15568, 16828, 19232, 31136, 33656, 67312, 83539, 134624, 167078, 334156, 584773, 668312, 1169546, 1336624, 2339092, 2673248, 4678184, 9356368, 18712736]

約数ペア:

[(1, 18712736), (2, 9356368), (4, 4678184), (7, 2673248), (8, 2339092), (14, 1336624), (16, 1169546), (28, 668312), (32, 584773), (56, 334156), (112, 167078), (139, 134624), (224, 83539), (278, 67312), (556, 33656), (601, 31136), (973, 19232), (1112, 16828), (1202, 15568), (1946, 9616), (2224, 8414), (2404, 7784), (3892, 4808), (4207, 4448)]