19054260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2861}}^1$

素因数の和:2913

約数の個数: 72

約数和(自身を含む): 59380776

約数和(自身を除く): 40326516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 2861, 3330, 5722, 6660, 8583, 11444, 14305, 17166, 25749, 28610, 34332, 42915, 51498, 57220, 85830, 102996, 105857, 128745, 171660, 211714, 257490, 317571, 423428, 514980, 529285, 635142, 952713, 1058570, 1270284, 1587855, 1905426, 2117140, 3175710, 3810852, 4763565, 6351420, 9527130, 19054260]

約数ペア:

[(1, 19054260), (2, 9527130), (3, 6351420), (4, 4763565), (5, 3810852), (6, 3175710), (9, 2117140), (10, 1905426), (12, 1587855), (15, 1270284), (18, 1058570), (20, 952713), (30, 635142), (36, 529285), (37, 514980), (45, 423428), (60, 317571), (74, 257490), (90, 211714), (111, 171660), (148, 128745), (180, 105857), (185, 102996), (222, 85830), (333, 57220), (370, 51498), (444, 42915), (555, 34332), (666, 28610), (740, 25749), (1110, 17166), (1332, 14305), (1665, 11444), (2220, 8583), (2861, 6660), (3330, 5722)]