18719946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1471}}^1$

素因数の和:1587

約数の個数: 48

約数和(自身を含む): 46844928

約数和(自身を除く): 28124982

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 101, 126, 202, 303, 606, 707, 909, 1414, 1471, 1818, 2121, 2942, 4242, 4413, 6363, 8826, 10297, 12726, 13239, 20594, 26478, 30891, 61782, 92673, 148571, 185346, 297142, 445713, 891426, 1039997, 1337139, 2079994, 2674278, 3119991, 6239982, 9359973, 18719946]

約数ペア:

[(1, 18719946), (2, 9359973), (3, 6239982), (6, 3119991), (7, 2674278), (9, 2079994), (14, 1337139), (18, 1039997), (21, 891426), (42, 445713), (63, 297142), (101, 185346), (126, 148571), (202, 92673), (303, 61782), (606, 30891), (707, 26478), (909, 20594), (1414, 13239), (1471, 12726), (1818, 10297), (2121, 8826), (2942, 6363), (4242, 4413)]