18737432

素因数分解:

$2^3\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1069}}^1$

素因数の和:1395

約数の個数: 32

約数和(自身を含む): 40317600

約数和(自身を除く): 21580168

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 313, 626, 1069, 1252, 2138, 2191, 2504, 4276, 4382, 7483, 8552, 8764, 14966, 17528, 29932, 59864, 334597, 669194, 1338388, 2342179, 2676776, 4684358, 9368716, 18737432]

約数ペア:

[(1, 18737432), (2, 9368716), (4, 4684358), (7, 2676776), (8, 2342179), (14, 1338388), (28, 669194), (56, 334597), (313, 59864), (626, 29932), (1069, 17528), (1252, 14966), (2138, 8764), (2191, 8552), (2504, 7483), (4276, 4382)]