18771130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1171}}^1$

素因数の和:1414

約数の個数: 32

約数和(自身を含む): 38816640

約数和(自身を除く): 20045510

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 229, 458, 1145, 1171, 1603, 2290, 2342, 3206, 5855, 8015, 8197, 11710, 16030, 16394, 40985, 81970, 268159, 536318, 1340795, 1877113, 2681590, 3754226, 9385565, 18771130]

約数ペア:

[(1, 18771130), (2, 9385565), (5, 3754226), (7, 2681590), (10, 1877113), (14, 1340795), (35, 536318), (70, 268159), (229, 81970), (458, 40985), (1145, 16394), (1171, 16030), (1603, 11710), (2290, 8197), (2342, 8015), (3206, 5855)]