20169486879

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{308501}}^1$

素因数の和:308591

約数の個数: 32

約数和(自身を含む): 30011074560

約数和(自身を除く): 9841587681

約数列:

[1, 3, 19, 31, 37, 57, 93, 111, 589, 703, 1147, 1767, 2109, 3441, 21793, 65379, 308501, 925503, 5861519, 9563531, 11414537, 17584557, 28690593, 34243611, 181707089, 216876203, 353850647, 545121267, 650628609, 1061551941, 6723162293, 20169486879]

約数ペア:

[(1, 20169486879), (3, 6723162293), (19, 1061551941), (31, 650628609), (37, 545121267), (57, 353850647), (93, 216876203), (111, 181707089), (589, 34243611), (703, 28690593), (1147, 17584557), (1767, 11414537), (2109, 9563531), (3441, 5861519), (21793, 925503), (65379, 308501)]