164968688

素因数分解:

$2^4\times {\mathrm{1987}}^1\times {\mathrm{5189}}^1$

素因数の和:7184

約数の個数: 20

約数和(自身を含む): 319849320

約数和(自身を除く): 154880632

約数列:

[1, 2, 4, 8, 16, 1987, 3974, 5189, 7948, 10378, 15896, 20756, 31792, 41512, 83024, 10310543, 20621086, 41242172, 82484344, 164968688]

約数ペア:

[(1, 164968688), (2, 82484344), (4, 41242172), (8, 20621086), (16, 10310543), (1987, 83024), (3974, 41512), (5189, 31792), (7948, 20756), (10378, 15896)]