19811652

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1039}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 53114880

約数和(自身を除く): 33303228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 227, 454, 681, 908, 1039, 1362, 1589, 2078, 2724, 3117, 3178, 4156, 4767, 6234, 6356, 7273, 9534, 12468, 14546, 19068, 21819, 29092, 43638, 87276, 235853, 471706, 707559, 943412, 1415118, 1650971, 2830236, 3301942, 4952913, 6603884, 9905826, 19811652]

約数ペア:

[(1, 19811652), (2, 9905826), (3, 6603884), (4, 4952913), (6, 3301942), (7, 2830236), (12, 1650971), (14, 1415118), (21, 943412), (28, 707559), (42, 471706), (84, 235853), (227, 87276), (454, 43638), (681, 29092), (908, 21819), (1039, 19068), (1362, 14546), (1589, 12468), (2078, 9534), (2724, 7273), (3117, 6356), (3178, 6234), (4156, 4767)]