18964038

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 38776320

約数和(自身を除く): 19812282

約数列:

[1, 2, 3, 6, 107, 109, 214, 218, 271, 321, 327, 542, 642, 654, 813, 1626, 11663, 23326, 28997, 29539, 34989, 57994, 59078, 69978, 86991, 88617, 173982, 177234, 3160673, 6321346, 9482019, 18964038]

約数ペア:

[(1, 18964038), (2, 9482019), (3, 6321346), (6, 3160673), (107, 177234), (109, 173982), (214, 88617), (218, 86991), (271, 69978), (321, 59078), (327, 57994), (542, 34989), (642, 29539), (654, 28997), (813, 23326), (1626, 11663)]