19027316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 41879040

約数和(自身を除く): 22851724

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 163, 308, 326, 379, 652, 758, 1141, 1516, 1793, 2282, 2653, 3586, 4169, 4564, 5306, 7172, 8338, 10612, 12551, 16676, 25102, 29183, 50204, 58366, 61777, 116732, 123554, 247108, 432439, 679547, 864878, 1359094, 1729756, 2718188, 4756829, 9513658, 19027316]

約数ペア:

[(1, 19027316), (2, 9513658), (4, 4756829), (7, 2718188), (11, 1729756), (14, 1359094), (22, 864878), (28, 679547), (44, 432439), (77, 247108), (154, 123554), (163, 116732), (308, 61777), (326, 58366), (379, 50204), (652, 29183), (758, 25102), (1141, 16676), (1516, 12551), (1793, 10612), (2282, 8338), (2653, 7172), (3586, 5306), (4169, 4564)]