20795970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53323}}^1$

素因数の和:53346

約数の個数: 32

約数和(自身を含む): 53750592

約数和(自身を除く): 32954622

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 53323, 106646, 159969, 266615, 319938, 533230, 693199, 799845, 1386398, 1599690, 2079597, 3465995, 4159194, 6931990, 10397985, 20795970]

約数ペア:

[(1, 20795970), (2, 10397985), (3, 6931990), (5, 4159194), (6, 3465995), (10, 2079597), (13, 1599690), (15, 1386398), (26, 799845), (30, 693199), (39, 533230), (65, 319938), (78, 266615), (130, 159969), (195, 106646), (390, 53323)]