28538804

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{19231}}^1$

素因数の和:19295

約数の個数: 24

約数和(自身を含む): 58157568

約数和(自身を除く): 29618764

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 19231, 38462, 76924, 134617, 269234, 538468, 1019243, 2038486, 4076972, 7134701, 14269402, 28538804]

約数ペア:

[(1, 28538804), (2, 14269402), (4, 7134701), (7, 4076972), (14, 2038486), (28, 1019243), (53, 538468), (106, 269234), (212, 134617), (371, 76924), (742, 38462), (1484, 19231)]