19863738

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{5039}}^1$

素因数の和:5123

約数の個数: 32

約数和(自身を含む): 44755200

約数和(自身を除く): 24891462

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942, 5039, 10078, 15117, 30234, 45351, 90702, 136053, 272106, 367847, 735694, 1103541, 2207082, 3310623, 6621246, 9931869, 19863738]

約数ペア:

[(1, 19863738), (2, 9931869), (3, 6621246), (6, 3310623), (9, 2207082), (18, 1103541), (27, 735694), (54, 367847), (73, 272106), (146, 136053), (219, 90702), (438, 45351), (657, 30234), (1314, 15117), (1971, 10078), (3942, 5039)]