16000812

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 43134000

約数和(自身を除く): 27133188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 149, 157, 171, 228, 298, 314, 342, 447, 471, 596, 628, 684, 894, 942, 1341, 1413, 1788, 1884, 2682, 2826, 2831, 2983, 5364, 5652, 5662, 5966, 8493, 8949, 11324, 11932, 16986, 17898, 23393, 25479, 26847, 33972, 35796, 46786, 50958, 53694, 70179, 93572, 101916, 107388, 140358, 210537, 280716, 421074, 444467, 842148, 888934, 1333401, 1777868, 2666802, 4000203, 5333604, 8000406, 16000812]

約数ペア:

[(1, 16000812), (2, 8000406), (3, 5333604), (4, 4000203), (6, 2666802), (9, 1777868), (12, 1333401), (18, 888934), (19, 842148), (36, 444467), (38, 421074), (57, 280716), (76, 210537), (114, 140358), (149, 107388), (157, 101916), (171, 93572), (228, 70179), (298, 53694), (314, 50958), (342, 46786), (447, 35796), (471, 33972), (596, 26847), (628, 25479), (684, 23393), (894, 17898), (942, 16986), (1341, 11932), (1413, 11324), (1788, 8949), (1884, 8493), (2682, 5966), (2826, 5662), (2831, 5652), (2983, 5364)]