20296712

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1993}}^1$

素因数の和:2085

約数の個数: 32

約数和(自身を含む): 40677600

約数和(自身を除く): 20380888

約数列:

[1, 2, 4, 8, 19, 38, 67, 76, 134, 152, 268, 536, 1273, 1993, 2546, 3986, 5092, 7972, 10184, 15944, 37867, 75734, 133531, 151468, 267062, 302936, 534124, 1068248, 2537089, 5074178, 10148356, 20296712]

約数ペア:

[(1, 20296712), (2, 10148356), (4, 5074178), (8, 2537089), (19, 1068248), (38, 534124), (67, 302936), (76, 267062), (134, 151468), (152, 133531), (268, 75734), (536, 37867), (1273, 15944), (1993, 10184), (2546, 7972), (3986, 5092)]