19102770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 51408000

約数和(自身を除く): 32305230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 139, 270, 278, 417, 509, 695, 834, 1018, 1251, 1390, 1527, 2085, 2502, 2545, 3054, 3753, 4170, 4581, 5090, 6255, 7506, 7635, 9162, 12510, 13743, 15270, 18765, 22905, 27486, 37530, 45810, 68715, 70751, 137430, 141502, 212253, 353755, 424506, 636759, 707510, 1061265, 1273518, 1910277, 2122530, 3183795, 3820554, 6367590, 9551385, 19102770]

約数ペア:

[(1, 19102770), (2, 9551385), (3, 6367590), (5, 3820554), (6, 3183795), (9, 2122530), (10, 1910277), (15, 1273518), (18, 1061265), (27, 707510), (30, 636759), (45, 424506), (54, 353755), (90, 212253), (135, 141502), (139, 137430), (270, 70751), (278, 68715), (417, 45810), (509, 37530), (695, 27486), (834, 22905), (1018, 18765), (1251, 15270), (1390, 13743), (1527, 12510), (2085, 9162), (2502, 7635), (2545, 7506), (3054, 6255), (3753, 5090), (4170, 4581)]