18905130

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{70019}}^1$

素因数の和:70035

約数の個数: 32

約数和(自身を含む): 50414400

約数和(自身を除く): 31509270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 70019, 140038, 210057, 350095, 420114, 630171, 700190, 1050285, 1260342, 1890513, 2100570, 3150855, 3781026, 6301710, 9452565, 18905130]

約数ペア:

[(1, 18905130), (2, 9452565), (3, 6301710), (5, 3781026), (6, 3150855), (9, 2100570), (10, 1890513), (15, 1260342), (18, 1050285), (27, 700190), (30, 630171), (45, 420114), (54, 350095), (90, 210057), (135, 140038), (270, 70019)]