20225036

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 40896576

約数和(自身を除く): 20671540

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 137, 167, 221, 274, 334, 442, 548, 668, 884, 1781, 2171, 2329, 2839, 3562, 4342, 4658, 5678, 7124, 8684, 9316, 11356, 22879, 30277, 36907, 45758, 60554, 73814, 91516, 121108, 147628, 297427, 388943, 594854, 777886, 1189708, 1555772, 5056259, 10112518, 20225036]

約数ペア:

[(1, 20225036), (2, 10112518), (4, 5056259), (13, 1555772), (17, 1189708), (26, 777886), (34, 594854), (52, 388943), (68, 297427), (137, 147628), (167, 121108), (221, 91516), (274, 73814), (334, 60554), (442, 45758), (548, 36907), (668, 30277), (884, 22879), (1781, 11356), (2171, 9316), (2329, 8684), (2839, 7124), (3562, 5678), (4342, 4658)]