19331820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{509}}^1$

素因数の和:735

約数の個数: 72

約数和(自身を含む): 59033520

約数和(自身を除く): 39701700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 509, 633, 844, 1018, 1055, 1266, 1527, 1899, 2036, 2110, 2532, 2545, 3054, 3165, 3798, 4220, 4581, 5090, 6108, 6330, 7596, 7635, 9162, 9495, 10180, 12660, 15270, 18324, 18990, 22905, 30540, 37980, 45810, 91620, 107399, 214798, 322197, 429596, 536995, 644394, 966591, 1073990, 1288788, 1610985, 1933182, 2147980, 3221970, 3866364, 4832955, 6443940, 9665910, 19331820]

約数ペア:

[(1, 19331820), (2, 9665910), (3, 6443940), (4, 4832955), (5, 3866364), (6, 3221970), (9, 2147980), (10, 1933182), (12, 1610985), (15, 1288788), (18, 1073990), (20, 966591), (30, 644394), (36, 536995), (45, 429596), (60, 322197), (90, 214798), (180, 107399), (211, 91620), (422, 45810), (509, 37980), (633, 30540), (844, 22905), (1018, 18990), (1055, 18324), (1266, 15270), (1527, 12660), (1899, 10180), (2036, 9495), (2110, 9162), (2532, 7635), (2545, 7596), (3054, 6330), (3165, 6108), (3798, 5090), (4220, 4581)]